Well that resolved that error but we’re back to a new error message:
Error getting transaction data for Transaction Number: 1. Value cannot be null.\r\nParameter name: source at Source: If
Here is a screenshot of the data scraping of the ACME site workflow. If you’ll notice, there are two log messages, one before the assign activity that should filter for the criteria I’m looking for. However, both logs display 78 which doesn’t seem right to me:
Here is an upclose of the assign formula I’m using:
I believe the “if” that the error is referring to is in the Get Transaction Data state, and more specifically the Invoke GetTransactionData workflow. I have a message box at the start of that workflow which does popup when I run my program. Here is a screenshot of that workflow. There are no variables in it but I have the arguments displayed: