The error message is quite explicit. You probably want to write something like \E record \in RECORD : Upload(record) for some set RECORD that contains legal records. Stephan On 3 May 2023, at 19:30, Sara Zain <sara.zain@xxxxxxxxxxxxx> wrote: -- You received this message because you are subscribed to the Google Groups "tlaplus" group. To unsubscribe from this group and stop receiving emails from it, send an email to tlaplus+unsubscribe@xxxxxxxxxxxxxxxx. To view this discussion on the web visit https://groups.google.com/d/msgid/tlaplus/1564F1B0-F80D-4033-AC76-8E85E5FBE5B4%40gmail.com. |