Flow price: --
740560e399d9a8e9b6e31159ca298111d817209bec4cec7602101112d19f0290

Transaction

Hash: 740560e399d9a8e9b6e31159ca298111d817209bec4cec7602101112d19f0290
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 740560e399d9a8e9b6e31159ca298111d817209bec4cec7602101112d19f0290:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
740560e399d9a8e9b6e31159ca298111d817209bec4cec7602101112d19f0290
Status:
ERROR
Block height:
40101016
Block id:
9821c4b67b7b05533790430593d75183259b165afc3bd001a96a893715decca0
Timestamp:
Tuesday 1 November 2022 at 10:19:45 UTC
()
Proposer:
Authorizers:
Gas used:
50