Flow price: --
142266925907b84cebbf69fdf6ac5c245cb8ec12057a39f5992fef83c913e302

Transaction

Hash: 142266925907b84cebbf69fdf6ac5c245cb8ec12057a39f5992fef83c913e302
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 142266925907b84cebbf69fdf6ac5c245cb8ec12057a39f5992fef83c913e302:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
142266925907b84cebbf69fdf6ac5c245cb8ec12057a39f5992fef83c913e302
Status:
ERROR
Block height:
40013264
Block id:
b04139ef388e5e96adaeaac4dfe2b7f5e8e311bf91bc4cfbfd957a4627a9305f
Timestamp:
Sunday 30 October 2022 at 23:01:43 UTC
()
Proposer:
Authorizers:
Gas used:
50