Flow price: --
03ba311a4c16e8f1e7bfe8346a00e1bde034b5e06edc81c4bcee7e4904acf866

Transaction

Hash: 03ba311a4c16e8f1e7bfe8346a00e1bde034b5e06edc81c4bcee7e4904acf866
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 03ba311a4c16e8f1e7bfe8346a00e1bde034b5e06edc81c4bcee7e4904acf866:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
03ba311a4c16e8f1e7bfe8346a00e1bde034b5e06edc81c4bcee7e4904acf866
Status:
ERROR
Block height:
39846934
Block id:
3132496d5ec55b4c20f945efe90d9c86114ef12125068c6926c155a1a332f492
Timestamp:
Friday 28 October 2022 at 04:31:22 UTC
()
Proposer:
Authorizers:
Gas used:
46