Here is the list of common error messages and their solution which I have faced during WebLogic server start –up Note: Please don’t treat this solution as final solution, whatever solution I have mentioned it’s came from my experience and various sources with whom I have worked. The mentioned solution worked for me for the environment where I was facing the problem but does not necessarily that it will solve the problem what you are facing. Just treat given solutions as guideline. Also if it is a production system then please make sure before making any changes, take a backup of files which you are modifying. 1 ERR: transport error 202: bind failed: Address already in use Starting weblogic with Java version: ERROR: transport error 202: bind failed: Address already in use ERROR: JDWP Transport dt_socket failed to initialize, TRANSPORT_INIT(510) JDWP exit error AGENT_ERROR_TRANSPORT_INIT(197): No transports initialized [../../../src/share/back/debugIn