Flow price: --
70746c2da83122dcd5c3c84ed70fa4bd01cbf3742dd6d1576e519d3d7ba3ee34

Transaction

Hash: 70746c2da83122dcd5c3c84ed70fa4bd01cbf3742dd6d1576e519d3d7ba3ee34
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 70746c2da83122dcd5c3c84ed70fa4bd01cbf3742dd6d1576e519d3d7ba3ee34:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
70746c2da83122dcd5c3c84ed70fa4bd01cbf3742dd6d1576e519d3d7ba3ee34
Status:
ERROR
Block height:
39806454
Block id:
a94a9e1edf05dfa2501e3f9fe3061cf339b72a263046d649b0bb321be12d3c4c
Timestamp:
Thursday 27 October 2022 at 12:11:27 UTC
()
Proposer:
Authorizers:
Gas used:
46