Flow price: --
c399999057f6fb9f5fa10a210868ef3e9d39abd9a3f1685addbe376bba64dc15

Transaction

Hash: c399999057f6fb9f5fa10a210868ef3e9d39abd9a3f1685addbe376bba64dc15
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c399999057f6fb9f5fa10a210868ef3e9d39abd9a3f1685addbe376bba64dc15:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c399999057f6fb9f5fa10a210868ef3e9d39abd9a3f1685addbe376bba64dc15
Status:
ERROR
Block height:
40058809
Block id:
2b57d4954551878a0862cfff115bf25f57cee152c43721fc9e4129949f465692
Timestamp:
Monday 31 October 2022 at 17:21:03 UTC
()
Proposer:
Authorizers:
Gas used:
47