Flow price: --
c7b9db53e96c0ae89151898daa1c4d4c03519a23556886c1f937873d1c66e913

Transaction

Hash: c7b9db53e96c0ae89151898daa1c4d4c03519a23556886c1f937873d1c66e913
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c7b9db53e96c0ae89151898daa1c4d4c03519a23556886c1f937873d1c66e913:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c7b9db53e96c0ae89151898daa1c4d4c03519a23556886c1f937873d1c66e913
Status:
ERROR
Block height:
39753357
Block id:
1e2d33c74de36c45f224105fed03bd7dc044ae6e9e1b7c95b7d4b1cf823d4f61
Timestamp:
Wednesday 26 October 2022 at 14:48:06 UTC
()
Proposer:
Authorizers:
Gas used:
47