Flow price: --
d50dd6833074c0a75519f32d7e9349079b093769be21c39e5283ce8ca1d20b3f

Transaction

Hash: d50dd6833074c0a75519f32d7e9349079b093769be21c39e5283ce8ca1d20b3f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d50dd6833074c0a75519f32d7e9349079b093769be21c39e5283ce8ca1d20b3f: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:
d50dd6833074c0a75519f32d7e9349079b093769be21c39e5283ce8ca1d20b3f
Status:
ERROR
Block height:
40155602
Block id:
61c76580d6b20510728633a6dd0f0f9be48144edf416e7b727ec75c70fa6bf3e
Timestamp:
Wednesday 2 November 2022 at 08:31:11 UTC
()
Proposer:
Authorizers:
Gas used:
49