Flow price: --
664734e9cf2e818e4f3aeed26d831f726999f14a0a8b8e2236870462ff275ad0

Transaction

Hash: 664734e9cf2e818e4f3aeed26d831f726999f14a0a8b8e2236870462ff275ad0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 664734e9cf2e818e4f3aeed26d831f726999f14a0a8b8e2236870462ff275ad0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
664734e9cf2e818e4f3aeed26d831f726999f14a0a8b8e2236870462ff275ad0
Status:
ERROR
Block height:
40149002
Block id:
56c9273d51accc4a138f628cd6fc2e344899e8e6892386f2d27e698fc3bb05a0
Timestamp:
Wednesday 2 November 2022 at 05:49:34 UTC
()
Proposer:
Authorizers:
Gas used:
46