Oracle Error Message
ORA-30689: improper value for ORA_DEBUG_JDWP
Reason for the Error
An improper value was used for ORA_DEBUG_JDWP when trying to establish a connection to a debugger. The value either did not conform to the format of ORA_DEBUG_JDWP or was too long.
Solution
Correct the value for ORA_DEBUG_JDWP and try again.