This thread is specifically for this exact type of error: do NOT post here in this thread for other types of errors, thanks
Application has generated an excpetion that could not be handled.
Process id=0x6a8 (1704), Thread id=0xef4 (3828)
please try downloading the attachment on this post and extracting the file that is inside the zip to the folder the eq2map updater is installed. (default is "C:\Program Files\EQ2MAP Updater\")
Thanks to Juliunus for the fix.