Flow price: --
ee81816e8a20521bc1eb04d924dc9b6ac46a0a2c68b17a5fef1b33ecab325b66

Transaction

Hash: ee81816e8a20521bc1eb04d924dc9b6ac46a0a2c68b17a5fef1b33ecab325b66
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ee81816e8a20521bc1eb04d924dc9b6ac46a0a2c68b17a5fef1b33ecab325b66:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ee81816e8a20521bc1eb04d924dc9b6ac46a0a2c68b17a5fef1b33ecab325b66
Status:
ERROR
Block height:
40105187
Block id:
161986ee12d166ce7086382d0e8f32fff4ff667909fb874705e28dc55cc6f717
Timestamp:
Tuesday 1 November 2022 at 12:01:21 UTC
()
Proposer:
Authorizers:
Gas used:
46