Flow price: --
20fbc1252854a50c0706cdc924dbee616e593741c9cf1260e4b18e29da03f77f

Transaction

Hash: 20fbc1252854a50c0706cdc924dbee616e593741c9cf1260e4b18e29da03f77f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 20fbc1252854a50c0706cdc924dbee616e593741c9cf1260e4b18e29da03f77f: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:
20fbc1252854a50c0706cdc924dbee616e593741c9cf1260e4b18e29da03f77f
Status:
ERROR
Block height:
39973288
Block id:
24da43208feb0fffeaecb61ca5b2898d741e804599e5bc988b63e3238cbe7844
Timestamp:
Sunday 30 October 2022 at 07:05:26 UTC
()
Proposer:
Authorizers:
Gas used:
50