Flow price: --
a0f35a7a465c83fecbfa431238b03886114a89e38f308e3131f43a64eb2ff1a5

Transaction

Hash: a0f35a7a465c83fecbfa431238b03886114a89e38f308e3131f43a64eb2ff1a5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a0f35a7a465c83fecbfa431238b03886114a89e38f308e3131f43a64eb2ff1a5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a0f35a7a465c83fecbfa431238b03886114a89e38f308e3131f43a64eb2ff1a5
Status:
ERROR
Block height:
40096167
Block id:
ec36d693ee926f06a3bcf6b7d1e446b1ce8dc821570dd7f99c24bda7e14b87a7
Timestamp:
Tuesday 1 November 2022 at 08:21:59 UTC
()
Proposer:
Authorizers:
Gas used:
52