Flow price: --
d9f3c59fd9d15a945571d43843a713b8c7bbe67ac872d47828dc31c13a85665d

Transaction

Hash: d9f3c59fd9d15a945571d43843a713b8c7bbe67ac872d47828dc31c13a85665d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d9f3c59fd9d15a945571d43843a713b8c7bbe67ac872d47828dc31c13a85665d: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:
d9f3c59fd9d15a945571d43843a713b8c7bbe67ac872d47828dc31c13a85665d
Status:
ERROR
Block height:
39803397
Block id:
d876da84f1a1f77402a415c0d4c377805bfcdd1cf4d35d14adb89be4c659fe35
Timestamp:
Thursday 27 October 2022 at 10:56:38 UTC
()
Proposer:
Authorizers:
Gas used:
48