When trying to import the Oracle export dump into Oracle database, the following errors occur:

IMP-00003: ORACLE error 3113 encountered
ORA-03113: end-of-file on communication channel
IMP-00003: ORACLE error 3114 encountered
ORA-03114: not connected to ORACLE

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How to check and display free disk space available on a FreeBSD server?

df command can be used to display the capacity, used and free disk space of all filestystems on a FreeBSD server. The diskspace will be output in the number of blocks, in which each block is equal to 1KB in size.

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Warning: Editing registry may cause problems to your PC.

If you facing problems trying to uninstall Oracle from your Windows workstation, or unable to uninstall Oracle installations cleanly and properly, the following steps may be used to uninstall all Oracle products currently install on the workstation:

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Whenever try to perform “net use lpt1″ command, the system cannot and unable map to the printer share/queue properly. Instead, it will prompts you for user id and password (if no user id and/or password is specified when issued net use commad). For example,

Command Prompt:\> net use lpt1: \\computer_name\printer
The password is invalid for \\computer_name\printer.

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