Flow price: --
2989a4f3d4b1b431341a4adde3ab6e8d1231d6d1b6dc6894c9ebb74d1b881ee4

Transaction

Hash: 2989a4f3d4b1b431341a4adde3ab6e8d1231d6d1b6dc6894c9ebb74d1b881ee4
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:
  --> 2989a4f3d4b1b431341a4adde3ab6e8d1231d6d1b6dc6894c9ebb74d1b881ee4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
2989a4f3d4b1b431341a4adde3ab6e8d1231d6d1b6dc6894c9ebb74d1b881ee4
Status:
ERROR
Block height:
41314662
Block id:
d5cfad4427befd2bd50c62f7d3e2ee70a60d2b493c963a269b58e44f026a3354
Timestamp:
Monday 21 November 2022 at 13:49:21 UTC
()
Proposer:
Authorizers:
Gas used:
25