Flow price: --
878f3c3bcffbbea2a1234e2f42a9ebf1447644ca4d9c3ce7664e0099a7e757fe

Transaction

Hash: 878f3c3bcffbbea2a1234e2f42a9ebf1447644ca4d9c3ce7664e0099a7e757fe
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:
  --> 878f3c3bcffbbea2a1234e2f42a9ebf1447644ca4d9c3ce7664e0099a7e757fe: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:
878f3c3bcffbbea2a1234e2f42a9ebf1447644ca4d9c3ce7664e0099a7e757fe
Status:
ERROR
Block height:
40735818
Block id:
a7b9af9708927afd3ed45e8071fd5daf89958e9989fc87554c24cfd612359323
Timestamp:
Saturday 12 November 2022 at 02:29:46 UTC
()
Proposer:
Authorizers:
Gas used:
23