Summary
If a script is developed on a newer version, it will not run on an older version.
Error
t=00038914ms: Error -205177: Script version (xx.xx) is newer than TruClient version (xx.xx). [MsgId: MERR-205177] [MsgId: MERR-205177]
t=00038918ms: Error -205177: Script version is incompatible. Aborting Vuser. [MsgId: MERR-205177] [MsgId: MERR-205177]
Cause
This is caused because Truclient does not support forward compatibility. If a script is developed on a newer version, it will not run on an older version.
Fix
Upgrade Vugen to match the script version or re-record the script on the current version.