It's not possible to list (or even think of) every possible situation
in which something might go wrong. If your error isn't mentioned below,
use the ideas in this section. First, press the [CTRL-D] key. That
tells a program that's trying to read from your terminal that there is
no more input. If that doesn't work, press [CTRL-C] which will cause
most programs to abort. If you still haven't been able to get things
back to normal, press [CTRL-Z]. If you then get the normal system
prompt, type "kill %". That will kill off the job you just
If nothing works, contact a
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