Good call Bob!
The problem wasn't in the expressions on the reports after all, but in an expression in the underlying query. Null values would cause the expression to fail and cause the errors. The reason it wasn't found before was that the report typically isn't run in cases where the...
Good suggestion. Tried it. Didn't work. I do think the problem is in the data now though (or how I handle it). I tested a few more records and some work and some don't. I'll keep digging and post my findings...
I don't think it's a fluke. I've been researching this error too (I'm experiencing it right now), and I see similar stories going back to 2004 or earlier... but no definitive answers as to what caused the problem. I've been using Access since version 2 (1995), but this is my first DB using...