Flow price: --
843ca1017b5376f61437507e6865db78a802c0bbdb1f123e5885883ac2b943a9

Transaction

Hash: 843ca1017b5376f61437507e6865db78a802c0bbdb1f123e5885883ac2b943a9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 843ca1017b5376f61437507e6865db78a802c0bbdb1f123e5885883ac2b943a9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
843ca1017b5376f61437507e6865db78a802c0bbdb1f123e5885883ac2b943a9
Status:
ERROR
Block height:
39916568
Block id:
ca6d760470a5c81ddb9f161a0c0ef7fcae43498e63044e8fc1bcae594bab6ed0
Timestamp:
Saturday 29 October 2022 at 08:23:55 UTC
()
Proposer:
Authorizers:
Gas used:
46