--- Start of Idrisi List message I am installing it on a PC running Windows 2000. The installer tried to write to c:\program files\common files\microsoft shared\dao\dao350.dll\dao350.cnt. The problem is that dao350.dll already exists as a file. Any suggestions? Thanks in advance. Peter Liu Syracuse Research Corporation 6225 Running Ridge Road North Syracuse, NY 13212 [EMAIL PROTECTED] 315.452.8144 (voice) 315.452.8180 (fax) --- End of Idrisi List message IDRISI-L is an unmoderated list. As a service to list users, please post a summary of useful responses to your questions. To post a message to IDRISI-L, send it to [EMAIL PROTECTED] To subscribe to the list, send an email from the address to be subscribed to [EMAIL PROTECTED] with "subscribe" (without quotes) as the first line of the message body. To unsubscribe, do the same, only with "unsubscribe" as the first line of the message body.