Flow price: --
21c1380b4ba38283975c8bb9fb6078ac3ea20dbbd20610b5a65ed667c08fbed7

Transaction

Hash: 21c1380b4ba38283975c8bb9fb6078ac3ea20dbbd20610b5a65ed667c08fbed7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 21c1380b4ba38283975c8bb9fb6078ac3ea20dbbd20610b5a65ed667c08fbed7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
21c1380b4ba38283975c8bb9fb6078ac3ea20dbbd20610b5a65ed667c08fbed7
Status:
ERROR
Block height:
39970305
Block id:
5f2db2424c1920611d85226f5417651b277a105a3df10b4014824ee46d1178ad
Timestamp:
Sunday 30 October 2022 at 05:52:46 UTC
()
Proposer:
Authorizers:
Gas used:
63