Flow price: --
74d7d8dc727548014f23e0cb15840b95bd1b031948851d810728dbd9d017cdfb

Transaction

Hash: 74d7d8dc727548014f23e0cb15840b95bd1b031948851d810728dbd9d017cdfb
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 74d7d8dc727548014f23e0cb15840b95bd1b031948851d810728dbd9d017cdfb: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:
74d7d8dc727548014f23e0cb15840b95bd1b031948851d810728dbd9d017cdfb
Status:
ERROR
Block height:
40037806
Block id:
d7a9aabaf1ea81b8af588b24449e36cb2a6ee03e8be3612221bdac2c98b05471
Timestamp:
Monday 31 October 2022 at 08:50:38 UTC
()
Proposer:
Authorizers:
Gas used:
46