Flow price: --
89076a49933e892596254debbea43ee348439a77c3aab4342dd2417f468516e0

Transaction

Hash: 89076a49933e892596254debbea43ee348439a77c3aab4342dd2417f468516e0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 89076a49933e892596254debbea43ee348439a77c3aab4342dd2417f468516e0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
89076a49933e892596254debbea43ee348439a77c3aab4342dd2417f468516e0
Status:
ERROR
Block height:
40093607
Block id:
6d1e9257660438e4ae4a9e94eac6ad99e63bace8d95b3a2d1792546a0a3c3d3f
Timestamp:
Tuesday 1 November 2022 at 07:19:42 UTC
()
Proposer:
Authorizers:
Gas used:
46