Flow price: --
8044aa6ea217c55a3c94d309eef511f50e45f1e2737d8d348a0931150a799c6d

Transaction

Hash: 8044aa6ea217c55a3c94d309eef511f50e45f1e2737d8d348a0931150a799c6d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8044aa6ea217c55a3c94d309eef511f50e45f1e2737d8d348a0931150a799c6d: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:
8044aa6ea217c55a3c94d309eef511f50e45f1e2737d8d348a0931150a799c6d
Status:
ERROR
Block height:
39875865
Block id:
6aaac506c54102a9a471a3659e590e5636a24ecf11cf30ebb3f0c30c7bd83640
Timestamp:
Friday 28 October 2022 at 16:10:25 UTC
()
Proposer:
Authorizers:
Gas used:
47