Flow price: --
2821656ac3d5b8423bc468c8a0e2e3e907841fc695944dd3980e3f8124aa324a

Transaction

Hash: 2821656ac3d5b8423bc468c8a0e2e3e907841fc695944dd3980e3f8124aa324a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2821656ac3d5b8423bc468c8a0e2e3e907841fc695944dd3980e3f8124aa324a: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:
2821656ac3d5b8423bc468c8a0e2e3e907841fc695944dd3980e3f8124aa324a
Status:
ERROR
Block height:
39853811
Block id:
0921c20e14d6d3d6c960e20fa2e0dd874bc4fe776cac44c6626d6b64b2a9f3c2
Timestamp:
Friday 28 October 2022 at 07:19:15 UTC
()
Proposer:
Authorizers:
Gas used:
52