Flow price: --
2361a285814cb5bf3a7cb04e96f2163fa2af1173b76fe239317b4b6d034d3357

Transaction

Hash: 2361a285814cb5bf3a7cb04e96f2163fa2af1173b76fe239317b4b6d034d3357
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2361a285814cb5bf3a7cb04e96f2163fa2af1173b76fe239317b4b6d034d3357:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2361a285814cb5bf3a7cb04e96f2163fa2af1173b76fe239317b4b6d034d3357
Status:
ERROR
Block height:
39746934
Block id:
b2d172d1875bad15d843482953e71aff2b584f831a81a7b490efc1fe5ce58b52
Timestamp:
Wednesday 26 October 2022 at 12:13:27 UTC
()
Proposer:
Authorizers:
Gas used:
49