Flow price: --
708dd560d94d128356ac079e1f4c25dee0b4d375e518278abd11fce1f344fb41

Transaction

Hash: 708dd560d94d128356ac079e1f4c25dee0b4d375e518278abd11fce1f344fb41
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 708dd560d94d128356ac079e1f4c25dee0b4d375e518278abd11fce1f344fb41:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
708dd560d94d128356ac079e1f4c25dee0b4d375e518278abd11fce1f344fb41
Status:
ERROR
Block height:
39736306
Block id:
4816af2c989d0939de47c560502b3883e9d7ddcc3240a7fc8d21e526dd7370f6
Timestamp:
Wednesday 26 October 2022 at 07:55:47 UTC
()
Proposer:
Authorizers:
Gas used:
47