Error Message %SW_VLAN-4-VTP_SEM_BUSY: VTP semaphore is unavailable for function %s.
Semaphore locked by %s
Explanation The VTP database is currently locked by another task and is not available. Users should
retry the operation sometime later.
Recommended Action Save a copy of the vlan.dat file that includes the invalid VLAN ID to help
investigate the condition. Copy the message exactly as it appears on the console or in the system log.
Enter the show vtp status and the show vlan commands to gather data that may help identify the
cause of the error. Research and attempt to resolve the issue using the tools and utilities provided at
http://www.cisco.com/tac. With some messages, these tools and utilities will supply clarifying
information. Search for resolved software issues using the Bug Toolkit at
http://www.cisco.com/pcgi-bin/Support/Bugtool/launch_bugtool.pl. If you still require assistance,
open a case with the Technical Assistance Center via the Internet at
http://tools.cisco.com/ServiceRequestTool/create, or contact your Cisco technical support
representative and provide the representative with the information that you have gathered. Attach
the following information to your case in nonzipped, plain-text (.txt) format: the output of the show
logging and show tech-support commands and your pertinent troubleshooting logs.