Core issue
This problem usually occurs when Java code version 1.5.0_06 is used.
Resolution
Make sure that JAVA code 1.4.2_12 is on the computer on which the SDM is to be launched.
To download the correct version JAVA, refer to JAVA Download.
Note: The issue may have been resolved in later version of SDM. For more information, contact Cisco Technical Support.
Frequency
Continuously