When trying to open one of supplied DB2 GUI tools the Java splash screen starts to open and then disappears.
DB2 GUI tools not opening
Corrupted *.prf files
Windows operating systems
Resolving the problem
Rename the following *.prf files to *.prf.backup and start the GUI tool again.
The *.prf files are located under:
For DB2 V8.x and 9.1:
On Windows 2008, Windows Vista, Windows 7 and higher:
NOTE: By default the ProgramData folder is hidden.
All other Windows Versions:
\Documents and Settings\All Users\Application Data\IBM\DB2\<DB2COPY>\<instance name>
NOTE: By default the Application Data folder is hidden.
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