Flow price: --
ee508c677805f24b86efdd40ee8ce9ab992698c7de7b0ea30e6097611bf5d3d7

Transaction

Hash: ee508c677805f24b86efdd40ee8ce9ab992698c7de7b0ea30e6097611bf5d3d7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ee508c677805f24b86efdd40ee8ce9ab992698c7de7b0ea30e6097611bf5d3d7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ee508c677805f24b86efdd40ee8ce9ab992698c7de7b0ea30e6097611bf5d3d7
Status:
ERROR
Block height:
40072052
Block id:
7b86e40a3cd7488d83b7a5e5e4e644e09531f847a21c6adef604376e3ce37704
Timestamp:
Monday 31 October 2022 at 22:38:10 UTC
()
Proposer:
Authorizers:
Gas used:
49