Flow price: --
3b3f1fadb249a937f78f79bb9315c95a3f2c6a3b7519935e30607c0b2eb7ca57

Transaction

Hash: 3b3f1fadb249a937f78f79bb9315c95a3f2c6a3b7519935e30607c0b2eb7ca57
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3b3f1fadb249a937f78f79bb9315c95a3f2c6a3b7519935e30607c0b2eb7ca57:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3b3f1fadb249a937f78f79bb9315c95a3f2c6a3b7519935e30607c0b2eb7ca57
Status:
ERROR
Block height:
40141680
Block id:
8a7bcccfc4ee2a700ed52086338850f588c46e13430489ced35966be29943b8c
Timestamp:
Wednesday 2 November 2022 at 02:51:33 UTC
()
Proposer:
Authorizers:
Gas used:
46