Flow price: --
4cf2e7b8b5a4718a9b1503712ee3d4f747810738ae47604939cbbed66e6316b7

Transaction

Hash: 4cf2e7b8b5a4718a9b1503712ee3d4f747810738ae47604939cbbed66e6316b7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4cf2e7b8b5a4718a9b1503712ee3d4f747810738ae47604939cbbed66e6316b7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4cf2e7b8b5a4718a9b1503712ee3d4f747810738ae47604939cbbed66e6316b7
Status:
ERROR
Block height:
39820094
Block id:
312a349b6d3455273c34ec0b53ec387ac5832dd6a7ed2ad409369213045eedc2
Timestamp:
Thursday 27 October 2022 at 17:42:17 UTC
()
Proposer:
Authorizers:
Gas used:
47