Flow price: --
2eceb021a15a0eb2e130dceb6b511a379c1c0afa6535949d551ac3e0af6eeadc

Transaction

Hash: 2eceb021a15a0eb2e130dceb6b511a379c1c0afa6535949d551ac3e0af6eeadc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2eceb021a15a0eb2e130dceb6b511a379c1c0afa6535949d551ac3e0af6eeadc: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:
2eceb021a15a0eb2e130dceb6b511a379c1c0afa6535949d551ac3e0af6eeadc
Status:
ERROR
Block height:
40056635
Block id:
193ff54c752f47477f00a4a7f7beeb052e2be117536b37a5200399bd72a6b725
Timestamp:
Monday 31 October 2022 at 16:27:46 UTC
()
Proposer:
Authorizers:
Gas used:
49