Flow price: --
5773cd58bc9b2c54af2cf80b5ace3fb350594258ee04ed37e97b624ef2ad8270

Transaction

Hash: 5773cd58bc9b2c54af2cf80b5ace3fb350594258ee04ed37e97b624ef2ad8270
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5773cd58bc9b2c54af2cf80b5ace3fb350594258ee04ed37e97b624ef2ad8270:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5773cd58bc9b2c54af2cf80b5ace3fb350594258ee04ed37e97b624ef2ad8270
Status:
ERROR
Block height:
40084752
Block id:
6a6512409391c0b28423529fb1fd4721a6597d055cc89773da575ed48b414aca
Timestamp:
Tuesday 1 November 2022 at 03:43:04 UTC
()
Proposer:
Authorizers:
Gas used:
50