Flow price: --
836829f7e965a148a1a09cb867160e8c4f7586dae9f5199fb85149b69d583a6f

Transaction

Hash: 836829f7e965a148a1a09cb867160e8c4f7586dae9f5199fb85149b69d583a6f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 836829f7e965a148a1a09cb867160e8c4f7586dae9f5199fb85149b69d583a6f: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:
836829f7e965a148a1a09cb867160e8c4f7586dae9f5199fb85149b69d583a6f
Status:
ERROR
Block height:
39671465
Block id:
4dc223b0f4bfb507b8631161f380496f5312ecbd1bc5fa257638f33472abc9b9
Timestamp:
Tuesday 25 October 2022 at 05:53:34 UTC
()
Proposer:
Authorizers:
Gas used:
50