Flow price: --
d820d7ee4b7bcbd8518db80752db44b708957eb0a3b9cda4f3d5102c6533999b

Transaction

Hash: d820d7ee4b7bcbd8518db80752db44b708957eb0a3b9cda4f3d5102c6533999b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> d820d7ee4b7bcbd8518db80752db44b708957eb0a3b9cda4f3d5102c6533999b:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
d820d7ee4b7bcbd8518db80752db44b708957eb0a3b9cda4f3d5102c6533999b
Status:
ERROR
Block height:
40579428
Block id:
e1bf85c477210a95fe2dec37ea5d3de74c71c50a2612ad97715667dcc69d54f2
Timestamp:
Wednesday 9 November 2022 at 10:54:27 UTC
()
Proposer:
Authorizers:
Gas used:
23