EasyWorship 2009 reached end-of-life in 2014. The online activation servers are no longer operational. This error will appear on new installations or reinstalls.
Suggestion for v7+ (Successor to 2009)
Users migrating from EasyWorship 2009 to newer versions, or attempting to reinstall legacy software, encounter the error: "Serial Number Could Not Be Validated." This is often due to defunct activation servers or incompatible key formats.