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| author | version | line-number | content |
|---|---|---|---|
| 1 | = Common mistakes = | ||
| 2 | Instructions for fixing common errors and problems. | ||
| 3 | |||
| 4 | |||
| 5 | |||
| 6 | {{toc/}} | ||
| 7 | |||
| 8 | |||
| 9 | == 1. Firefox / Thunderbird does not start == | ||
| 10 | |||
| 11 | If the message 'Firefox is already running but not responding' appears, open the console | ||
| 12 | |||
| 13 | (Applications → Accessories → Terminal Emulator) and enter the following command: | ||
| 14 | |||
| 15 | {{{ | ||
| 16 | repair_firefox.sh | ||
| 17 | |||
| 18 | }}} | ||
| 19 | Same thing for Thunderbird: | ||
| 20 | {{{ | ||
| 21 | repair_thunderbird.sh | ||
| 22 | |||
| 23 | }}} | ||
| 24 | |||
| 25 | The scripts are located in **/urs/local/dist/bin** | ||
| 26 | |||
| 27 | == 2.BlackBox login screen immediately ejects from the session (no error message) == | ||
| 28 | |||
| 29 | If you return to the login screen without an error message 'Incorrect Password, please try again', then you should check if the home directory is full. (up to 5GB) | ||
| 30 | |||
| 31 | In most cases, for example, it's a Dropbox folder. | ||
| 32 | |||
| 33 | There are the following options: | ||
| 34 | |||
| 35 | Extern: | ||
| 36 | |||
| 37 | Connect via ssh to lxhalle.in.tum.de (eg scp, FileZilla), then into the desired directory | ||
| 38 | change and delete unnecessary data | ||
| 39 | |||
| 40 | Direct at the black box: | ||
| 41 | |||
| 42 | Open terminal with CTRL + ALT + F1. | ||
| 43 | |||
| 44 | With the commands: | ||
| 45 | |||
| 46 | {{{ | ||
| 47 | #show the size of the current folder | ||
| 48 | du -hs . | ||
| 49 | #Show all folders in this directory with memory usage | ||
| 50 | du -hs * | ||
| 51 | |||
| 52 | }}} | ||
| 53 | |||
| 54 | you can see which directory has how much memory available. | ||
| 55 | |||
| 56 | Then switch to the desired directory and delete data that is no longer needed. | ||
| 57 | |||
| 58 | With Alt-F7 you come back to the login screen. |