Flow price: --
1b116c66077a2639b228965c29588a58fbc45362d17f9a68e6f3c9624569ae4e

Transaction

Hash: 1b116c66077a2639b228965c29588a58fbc45362d17f9a68e6f3c9624569ae4e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1b116c66077a2639b228965c29588a58fbc45362d17f9a68e6f3c9624569ae4e: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:
1b116c66077a2639b228965c29588a58fbc45362d17f9a68e6f3c9624569ae4e
Status:
ERROR
Block height:
39907102
Block id:
367fa7417e923bdf95a3807394fcd0f67f7c2efc9d73888410350ab49293bb6d
Timestamp:
Saturday 29 October 2022 at 04:36:36 UTC
()
Proposer:
Authorizers:
Gas used:
50