Invalid variant operation

www.adult › in-synch-systems › in-synch-rms-self-help › topic › in. On the CreateOleObject(Server) - there is an invalid variant operation error - is there any set of issues I can look for that can cause this problem? Just a guess: www.adult(i).Value is probably a Variant. If a variant contains a null value you will get that error when you compare it to a string.

 · delphi - Invalid Variant Operation - Stack Overflow. Using Windows 7 64 and Delphi We are calling a 3rd party function: www.adultse (1,0) which make a purchase of $1 from a EFTPOS terminal. Whenever this is called we always get "Invalid Variant Operation". www.adultse (1,0).Reviews: 6.  · "Toad Message Unexpected error: invalid variant operation. If you have multiple Excel files open, retry with zero or one open Excel file. If the active cell is in edit mode, go to Excel and press Esc or Enter to leave edit mode." The error occurs when using Toad 64 .  · "Error-Invalid variant operation" All other field types seem to work fine, it's just the NUMBER. I've tried many different connect strings including going through the ODBC source with multiple different drivers. I've also tried using a DRIVEr={ } type connect as wel. If I query the database using sql-plus it works fine and it's using the same.

This declaration from the _www.adult file shows that filename is declared as an OLEVariant. However the Line indicated by the arrow in the procedure below causes an "invalid variant operation" exception. invalid variant operation with delphi 6. Please let us know here why this post is inappropriate. Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework. Thank you for helping keep Tek-Tips Forums free from inappropriate posts. The Tek-Tips staff will check this out and take appropriate action. "Toad Message Unexpected error: invalid variant operation. If you have multiple Excel files open, retry with zero or one open Excel file. If the active cell is in edit mode, go to Excel and press Esc or Enter to leave edit mode." Click To See Full Image. The error occurs when using Toad 64 bit and Office 32 bit. Sign In Required.