Flow price: --
ed24913988a250c0aeeb3104cc5159d6a0ec1fe2b965b687253dee67612518f3

Transaction

Hash: ed24913988a250c0aeeb3104cc5159d6a0ec1fe2b965b687253dee67612518f3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ed24913988a250c0aeeb3104cc5159d6a0ec1fe2b965b687253dee67612518f3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ed24913988a250c0aeeb3104cc5159d6a0ec1fe2b965b687253dee67612518f3
Status:
ERROR
Block height:
40061991
Block id:
99e3d3cfb46fcdb856f6304fd8e7eadd662dd5c494db52ae3910b39db349f13e
Timestamp:
Monday 31 October 2022 at 18:37:34 UTC
()
Proposer:
Authorizers:
Gas used:
50