Flow price: --
713acf85943c9d2283f6d7b435d1a31ac6162862649ed5cb3eb2e148be886423

Transaction

Hash: 713acf85943c9d2283f6d7b435d1a31ac6162862649ed5cb3eb2e148be886423
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 713acf85943c9d2283f6d7b435d1a31ac6162862649ed5cb3eb2e148be886423:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
713acf85943c9d2283f6d7b435d1a31ac6162862649ed5cb3eb2e148be886423
Status:
ERROR
Block height:
39864282
Block id:
590ff55aeca6ad718c3de442f5eac613e6f3bd620f55bf9dc63ec698fefa3b84
Timestamp:
Friday 28 October 2022 at 11:32:24 UTC
()
Proposer:
Authorizers:
Gas used:
50