Flow price: --
758a9cf6d21570169c076b21b743d4b9173d187f97426a52b9e62f2d6724236d

Transaction

Hash: 758a9cf6d21570169c076b21b743d4b9173d187f97426a52b9e62f2d6724236d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 758a9cf6d21570169c076b21b743d4b9173d187f97426a52b9e62f2d6724236d: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:
758a9cf6d21570169c076b21b743d4b9173d187f97426a52b9e62f2d6724236d
Status:
ERROR
Block height:
39882075
Block id:
a32bc38c11f8ec26d0e9343fc14bb5b517f5242e4daf610a278a2355c24a10f0
Timestamp:
Friday 28 October 2022 at 18:39:23 UTC
()
Proposer:
Authorizers:
Gas used:
49