Code to check for "garbage" in the ReleaseUpdateScripts table - AX 2009

ReleaseUpdateScripts    releaseUpdateScripts;
Counter                 total;
Counter                 invalid;
;
while select ClassID
    from    releaseUpdateScripts
    group by ClassID
{
    total++;
    if (classid2name(releaseUpdateScripts.ClassID) == '')
    {
        info(int2str(releaseUpdateScripts.ClassID));
        invalid++;
    }
}
info(strfmt(@"Found %1 invalid classIds out of %2", invalid, total));