Flow price: --
235b7d0a8eee4768ae49310328087bdba92b23e2b8f7e238684d16cef345cf7f

Transaction

Hash: 235b7d0a8eee4768ae49310328087bdba92b23e2b8f7e238684d16cef345cf7f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 235b7d0a8eee4768ae49310328087bdba92b23e2b8f7e238684d16cef345cf7f: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:
235b7d0a8eee4768ae49310328087bdba92b23e2b8f7e238684d16cef345cf7f
Status:
ERROR
Block height:
40007544
Block id:
e2e903994df5a8bfe7eb935da45fb1d8b44ab3dce184ae921a7e371b12603a00
Timestamp:
Sunday 30 October 2022 at 20:46:46 UTC
()
Proposer:
Authorizers:
Gas used:
50