Flow price: --
15e21e24ceeb5c486f7c70f7b41bf6e69b487c6ba7584d22898beb3d66baa0de

Transaction

Hash: 15e21e24ceeb5c486f7c70f7b41bf6e69b487c6ba7584d22898beb3d66baa0de
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 15e21e24ceeb5c486f7c70f7b41bf6e69b487c6ba7584d22898beb3d66baa0de: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:
15e21e24ceeb5c486f7c70f7b41bf6e69b487c6ba7584d22898beb3d66baa0de
Status:
ERROR
Block height:
39991415
Block id:
45b64adb815e6afc0210340b418e4f7bf784728a7a70a17d8fe2349147a9a8d1
Timestamp:
Sunday 30 October 2022 at 14:19:26 UTC
()
Proposer:
Authorizers:
Gas used:
50