Flow price: --
58d7fab870535d6defc19001fa5c683d13ada5db0723e21ed99f45b2d4ff6399

Transaction

Hash: 58d7fab870535d6defc19001fa5c683d13ada5db0723e21ed99f45b2d4ff6399
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 58d7fab870535d6defc19001fa5c683d13ada5db0723e21ed99f45b2d4ff6399:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
58d7fab870535d6defc19001fa5c683d13ada5db0723e21ed99f45b2d4ff6399
Status:
ERROR
Block height:
40064197
Block id:
434d3a43c1db5c9180eb356677198ea4558e218d919b510e12959181729e8a81
Timestamp:
Monday 31 October 2022 at 19:31:27 UTC
()
Proposer:
Authorizers:
Gas used:
48