Flow price: --
75664eb69937172e71e2ce476cdc9393b1baab49526118059b1eaae4a9017fb3

Transaction

Hash: 75664eb69937172e71e2ce476cdc9393b1baab49526118059b1eaae4a9017fb3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 75664eb69937172e71e2ce476cdc9393b1baab49526118059b1eaae4a9017fb3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
75664eb69937172e71e2ce476cdc9393b1baab49526118059b1eaae4a9017fb3
Status:
ERROR
Block height:
40113352
Block id:
338f03ee5b680d7cce8481adad39bf2626f463a5650cb2c53ba10011b9e1f7c3
Timestamp:
Tuesday 1 November 2022 at 15:19:24 UTC
()
Proposer:
Authorizers:
Gas used:
46