Messed up my PATH environment variable and can't login to desktop












0














To get an maven environment variable to run, I tried several options. Basically, I followed some options from Ubuntu Community Page, such as ~/.pam_environment, /etc/bash.bashrc and I don't really know anymore. Within them I exported sth like export PATH=/opt/apache-maven-3.6.0/bin:$PATH (I'm being so unconcrete because I cannot look it up).



Afterwards, I did run gnome-session-quit and my machine got stuck.



So after hard restart I try to login again, but I'm not able to do that: I see my username, enter the password, hit enter, screen turns black and after 2 seconds I'm back at the login screen.



So, that very strange and worrying. Next step: Login via tty (Strg + ALT + F3). Within there I can login, but can not do much. I thought about sth like removing .Xauthority file. But whatever I do: The command could not be located because 'bin' is not included in the PATH environment variable. I think, altogether thats alarming and I'm getting really nervous.



Executing export PATH="/usr/bin:$PATH seems to work and echo $PATHgives an output starting with /usr/bin:/usr/bin:/usr/bin:/home/user/Documents/.../esper/examples/transaction/etc:/home/user/anaconda3/bin:/usr/lib/jvm/java-1.8.0-openjdk-amd64/bin:/opt/apache-maven-3.6.0/bin:/opt/apache-maven-3.6.0/bin:/opt/apache-maven-3.6.0/bin but does not really help.



I'm running an Ubuntu 18.04 on an Lenovo G50-70.



Can you help me accessing my desktop again and/or fixing my PATH issue?










share|improve this question
























  • can you update your question with the output from echo $PATH? The snippet you provided is incomplete. Adding /usr/bin to the PATH a second time is futile.
    – WinEunuuchs2Unix
    Dec 19 at 0:22












  • Yeah, of course. See above.
    – So S
    Dec 19 at 0:28






  • 1




    Try this: PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:$PATH and let me know if you can use the system normally.
    – WinEunuuchs2Unix
    Dec 19 at 0:34










  • That helps. I'm now able to use commands like ll, nano again. That's definitely going in the right direction.
    – So S
    Dec 19 at 0:40










  • Can you run gedit?
    – WinEunuuchs2Unix
    Dec 19 at 0:41
















0














To get an maven environment variable to run, I tried several options. Basically, I followed some options from Ubuntu Community Page, such as ~/.pam_environment, /etc/bash.bashrc and I don't really know anymore. Within them I exported sth like export PATH=/opt/apache-maven-3.6.0/bin:$PATH (I'm being so unconcrete because I cannot look it up).



Afterwards, I did run gnome-session-quit and my machine got stuck.



So after hard restart I try to login again, but I'm not able to do that: I see my username, enter the password, hit enter, screen turns black and after 2 seconds I'm back at the login screen.



So, that very strange and worrying. Next step: Login via tty (Strg + ALT + F3). Within there I can login, but can not do much. I thought about sth like removing .Xauthority file. But whatever I do: The command could not be located because 'bin' is not included in the PATH environment variable. I think, altogether thats alarming and I'm getting really nervous.



Executing export PATH="/usr/bin:$PATH seems to work and echo $PATHgives an output starting with /usr/bin:/usr/bin:/usr/bin:/home/user/Documents/.../esper/examples/transaction/etc:/home/user/anaconda3/bin:/usr/lib/jvm/java-1.8.0-openjdk-amd64/bin:/opt/apache-maven-3.6.0/bin:/opt/apache-maven-3.6.0/bin:/opt/apache-maven-3.6.0/bin but does not really help.



I'm running an Ubuntu 18.04 on an Lenovo G50-70.



Can you help me accessing my desktop again and/or fixing my PATH issue?










share|improve this question
























  • can you update your question with the output from echo $PATH? The snippet you provided is incomplete. Adding /usr/bin to the PATH a second time is futile.
    – WinEunuuchs2Unix
    Dec 19 at 0:22












  • Yeah, of course. See above.
    – So S
    Dec 19 at 0:28






  • 1




    Try this: PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:$PATH and let me know if you can use the system normally.
    – WinEunuuchs2Unix
    Dec 19 at 0:34










  • That helps. I'm now able to use commands like ll, nano again. That's definitely going in the right direction.
    – So S
    Dec 19 at 0:40










  • Can you run gedit?
    – WinEunuuchs2Unix
    Dec 19 at 0:41














0












0








0







To get an maven environment variable to run, I tried several options. Basically, I followed some options from Ubuntu Community Page, such as ~/.pam_environment, /etc/bash.bashrc and I don't really know anymore. Within them I exported sth like export PATH=/opt/apache-maven-3.6.0/bin:$PATH (I'm being so unconcrete because I cannot look it up).



Afterwards, I did run gnome-session-quit and my machine got stuck.



So after hard restart I try to login again, but I'm not able to do that: I see my username, enter the password, hit enter, screen turns black and after 2 seconds I'm back at the login screen.



So, that very strange and worrying. Next step: Login via tty (Strg + ALT + F3). Within there I can login, but can not do much. I thought about sth like removing .Xauthority file. But whatever I do: The command could not be located because 'bin' is not included in the PATH environment variable. I think, altogether thats alarming and I'm getting really nervous.



Executing export PATH="/usr/bin:$PATH seems to work and echo $PATHgives an output starting with /usr/bin:/usr/bin:/usr/bin:/home/user/Documents/.../esper/examples/transaction/etc:/home/user/anaconda3/bin:/usr/lib/jvm/java-1.8.0-openjdk-amd64/bin:/opt/apache-maven-3.6.0/bin:/opt/apache-maven-3.6.0/bin:/opt/apache-maven-3.6.0/bin but does not really help.



I'm running an Ubuntu 18.04 on an Lenovo G50-70.



Can you help me accessing my desktop again and/or fixing my PATH issue?










share|improve this question















To get an maven environment variable to run, I tried several options. Basically, I followed some options from Ubuntu Community Page, such as ~/.pam_environment, /etc/bash.bashrc and I don't really know anymore. Within them I exported sth like export PATH=/opt/apache-maven-3.6.0/bin:$PATH (I'm being so unconcrete because I cannot look it up).



Afterwards, I did run gnome-session-quit and my machine got stuck.



So after hard restart I try to login again, but I'm not able to do that: I see my username, enter the password, hit enter, screen turns black and after 2 seconds I'm back at the login screen.



So, that very strange and worrying. Next step: Login via tty (Strg + ALT + F3). Within there I can login, but can not do much. I thought about sth like removing .Xauthority file. But whatever I do: The command could not be located because 'bin' is not included in the PATH environment variable. I think, altogether thats alarming and I'm getting really nervous.



Executing export PATH="/usr/bin:$PATH seems to work and echo $PATHgives an output starting with /usr/bin:/usr/bin:/usr/bin:/home/user/Documents/.../esper/examples/transaction/etc:/home/user/anaconda3/bin:/usr/lib/jvm/java-1.8.0-openjdk-amd64/bin:/opt/apache-maven-3.6.0/bin:/opt/apache-maven-3.6.0/bin:/opt/apache-maven-3.6.0/bin but does not really help.



I'm running an Ubuntu 18.04 on an Lenovo G50-70.



Can you help me accessing my desktop again and/or fixing my PATH issue?







18.04 environment-variables gnome-session






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Dec 19 at 0:27

























asked Dec 19 at 0:06









So S

4315




4315












  • can you update your question with the output from echo $PATH? The snippet you provided is incomplete. Adding /usr/bin to the PATH a second time is futile.
    – WinEunuuchs2Unix
    Dec 19 at 0:22












  • Yeah, of course. See above.
    – So S
    Dec 19 at 0:28






  • 1




    Try this: PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:$PATH and let me know if you can use the system normally.
    – WinEunuuchs2Unix
    Dec 19 at 0:34










  • That helps. I'm now able to use commands like ll, nano again. That's definitely going in the right direction.
    – So S
    Dec 19 at 0:40










  • Can you run gedit?
    – WinEunuuchs2Unix
    Dec 19 at 0:41


















  • can you update your question with the output from echo $PATH? The snippet you provided is incomplete. Adding /usr/bin to the PATH a second time is futile.
    – WinEunuuchs2Unix
    Dec 19 at 0:22












  • Yeah, of course. See above.
    – So S
    Dec 19 at 0:28






  • 1




    Try this: PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:$PATH and let me know if you can use the system normally.
    – WinEunuuchs2Unix
    Dec 19 at 0:34










  • That helps. I'm now able to use commands like ll, nano again. That's definitely going in the right direction.
    – So S
    Dec 19 at 0:40










  • Can you run gedit?
    – WinEunuuchs2Unix
    Dec 19 at 0:41
















can you update your question with the output from echo $PATH? The snippet you provided is incomplete. Adding /usr/bin to the PATH a second time is futile.
– WinEunuuchs2Unix
Dec 19 at 0:22






can you update your question with the output from echo $PATH? The snippet you provided is incomplete. Adding /usr/bin to the PATH a second time is futile.
– WinEunuuchs2Unix
Dec 19 at 0:22














Yeah, of course. See above.
– So S
Dec 19 at 0:28




Yeah, of course. See above.
– So S
Dec 19 at 0:28




1




1




Try this: PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:$PATH and let me know if you can use the system normally.
– WinEunuuchs2Unix
Dec 19 at 0:34




Try this: PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:$PATH and let me know if you can use the system normally.
– WinEunuuchs2Unix
Dec 19 at 0:34












That helps. I'm now able to use commands like ll, nano again. That's definitely going in the right direction.
– So S
Dec 19 at 0:40




That helps. I'm now able to use commands like ll, nano again. That's definitely going in the right direction.
– So S
Dec 19 at 0:40












Can you run gedit?
– WinEunuuchs2Unix
Dec 19 at 0:41




Can you run gedit?
– WinEunuuchs2Unix
Dec 19 at 0:41










1 Answer
1






active

oldest

votes


















1














Enter this command:



nano /etc/environment


Make the first line read:



PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:"


Press Ctrl+O to save the file.



Press Ctrl+X to exit.



Type reboot to restart your computer.






share|improve this answer





















  • I tried this approach. Nevertheless, after reboot I got the same problem. Therefore, I logged in via tty again. Within there I had to run PATH=/usr/... again, to be able to use the terminal. The changes made to /etc/environment are still there.
    – So S
    Dec 19 at 1:00










  • Okay, I think I fixed the problem. Therefore, I did two things: Removing all previously made changes to any file that stores environment variables. Then I was able to login again ;). During login a message popped up pointing to an error in my /home/user/.profile. Within there I must have somehow uncommented the first line, whích caused the error. Thank you very much @WinEunuuchs2Unic, you have been very helpful at solving this issue!
    – So S
    Dec 19 at 1:21










  • @SoS You're most welcome. I actually screwed up my own /etc/environment during this exercise but was able to rebuild it from our message history. Just now I added it to my daily backup though :)
    – WinEunuuchs2Unix
    Dec 19 at 1:35











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1 Answer
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1














Enter this command:



nano /etc/environment


Make the first line read:



PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:"


Press Ctrl+O to save the file.



Press Ctrl+X to exit.



Type reboot to restart your computer.






share|improve this answer





















  • I tried this approach. Nevertheless, after reboot I got the same problem. Therefore, I logged in via tty again. Within there I had to run PATH=/usr/... again, to be able to use the terminal. The changes made to /etc/environment are still there.
    – So S
    Dec 19 at 1:00










  • Okay, I think I fixed the problem. Therefore, I did two things: Removing all previously made changes to any file that stores environment variables. Then I was able to login again ;). During login a message popped up pointing to an error in my /home/user/.profile. Within there I must have somehow uncommented the first line, whích caused the error. Thank you very much @WinEunuuchs2Unic, you have been very helpful at solving this issue!
    – So S
    Dec 19 at 1:21










  • @SoS You're most welcome. I actually screwed up my own /etc/environment during this exercise but was able to rebuild it from our message history. Just now I added it to my daily backup though :)
    – WinEunuuchs2Unix
    Dec 19 at 1:35
















1














Enter this command:



nano /etc/environment


Make the first line read:



PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:"


Press Ctrl+O to save the file.



Press Ctrl+X to exit.



Type reboot to restart your computer.






share|improve this answer





















  • I tried this approach. Nevertheless, after reboot I got the same problem. Therefore, I logged in via tty again. Within there I had to run PATH=/usr/... again, to be able to use the terminal. The changes made to /etc/environment are still there.
    – So S
    Dec 19 at 1:00










  • Okay, I think I fixed the problem. Therefore, I did two things: Removing all previously made changes to any file that stores environment variables. Then I was able to login again ;). During login a message popped up pointing to an error in my /home/user/.profile. Within there I must have somehow uncommented the first line, whích caused the error. Thank you very much @WinEunuuchs2Unic, you have been very helpful at solving this issue!
    – So S
    Dec 19 at 1:21










  • @SoS You're most welcome. I actually screwed up my own /etc/environment during this exercise but was able to rebuild it from our message history. Just now I added it to my daily backup though :)
    – WinEunuuchs2Unix
    Dec 19 at 1:35














1












1








1






Enter this command:



nano /etc/environment


Make the first line read:



PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:"


Press Ctrl+O to save the file.



Press Ctrl+X to exit.



Type reboot to restart your computer.






share|improve this answer












Enter this command:



nano /etc/environment


Make the first line read:



PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:"


Press Ctrl+O to save the file.



Press Ctrl+X to exit.



Type reboot to restart your computer.







share|improve this answer












share|improve this answer



share|improve this answer










answered Dec 19 at 0:50









WinEunuuchs2Unix

42.3k1072162




42.3k1072162












  • I tried this approach. Nevertheless, after reboot I got the same problem. Therefore, I logged in via tty again. Within there I had to run PATH=/usr/... again, to be able to use the terminal. The changes made to /etc/environment are still there.
    – So S
    Dec 19 at 1:00










  • Okay, I think I fixed the problem. Therefore, I did two things: Removing all previously made changes to any file that stores environment variables. Then I was able to login again ;). During login a message popped up pointing to an error in my /home/user/.profile. Within there I must have somehow uncommented the first line, whích caused the error. Thank you very much @WinEunuuchs2Unic, you have been very helpful at solving this issue!
    – So S
    Dec 19 at 1:21










  • @SoS You're most welcome. I actually screwed up my own /etc/environment during this exercise but was able to rebuild it from our message history. Just now I added it to my daily backup though :)
    – WinEunuuchs2Unix
    Dec 19 at 1:35


















  • I tried this approach. Nevertheless, after reboot I got the same problem. Therefore, I logged in via tty again. Within there I had to run PATH=/usr/... again, to be able to use the terminal. The changes made to /etc/environment are still there.
    – So S
    Dec 19 at 1:00










  • Okay, I think I fixed the problem. Therefore, I did two things: Removing all previously made changes to any file that stores environment variables. Then I was able to login again ;). During login a message popped up pointing to an error in my /home/user/.profile. Within there I must have somehow uncommented the first line, whích caused the error. Thank you very much @WinEunuuchs2Unic, you have been very helpful at solving this issue!
    – So S
    Dec 19 at 1:21










  • @SoS You're most welcome. I actually screwed up my own /etc/environment during this exercise but was able to rebuild it from our message history. Just now I added it to my daily backup though :)
    – WinEunuuchs2Unix
    Dec 19 at 1:35
















I tried this approach. Nevertheless, after reboot I got the same problem. Therefore, I logged in via tty again. Within there I had to run PATH=/usr/... again, to be able to use the terminal. The changes made to /etc/environment are still there.
– So S
Dec 19 at 1:00




I tried this approach. Nevertheless, after reboot I got the same problem. Therefore, I logged in via tty again. Within there I had to run PATH=/usr/... again, to be able to use the terminal. The changes made to /etc/environment are still there.
– So S
Dec 19 at 1:00












Okay, I think I fixed the problem. Therefore, I did two things: Removing all previously made changes to any file that stores environment variables. Then I was able to login again ;). During login a message popped up pointing to an error in my /home/user/.profile. Within there I must have somehow uncommented the first line, whích caused the error. Thank you very much @WinEunuuchs2Unic, you have been very helpful at solving this issue!
– So S
Dec 19 at 1:21




Okay, I think I fixed the problem. Therefore, I did two things: Removing all previously made changes to any file that stores environment variables. Then I was able to login again ;). During login a message popped up pointing to an error in my /home/user/.profile. Within there I must have somehow uncommented the first line, whích caused the error. Thank you very much @WinEunuuchs2Unic, you have been very helpful at solving this issue!
– So S
Dec 19 at 1:21












@SoS You're most welcome. I actually screwed up my own /etc/environment during this exercise but was able to rebuild it from our message history. Just now I added it to my daily backup though :)
– WinEunuuchs2Unix
Dec 19 at 1:35




@SoS You're most welcome. I actually screwed up my own /etc/environment during this exercise but was able to rebuild it from our message history. Just now I added it to my daily backup though :)
– WinEunuuchs2Unix
Dec 19 at 1:35


















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