Flow price: --
43b3171da06600d1c50dbb0432dec16f8a42a971fd9803a30c3d4574a08b4477

Transaction

Hash: 43b3171da06600d1c50dbb0432dec16f8a42a971fd9803a30c3d4574a08b4477
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 43b3171da06600d1c50dbb0432dec16f8a42a971fd9803a30c3d4574a08b4477:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
43b3171da06600d1c50dbb0432dec16f8a42a971fd9803a30c3d4574a08b4477
Status:
ERROR
Block height:
40056514
Block id:
a7df2be77a8f9f0f40dc4f3352bf5ccc7f90d369ce0aebdc5b3eaef6b5f99681
Timestamp:
Monday 31 October 2022 at 16:24:49 UTC
()
Proposer:
Authorizers:
Gas used:
46