Flow price: --
6acc5a5b9610c79e2c2559b87c93fedd4c792621babc7105f22ba875bfc75825

Transaction

Hash: 6acc5a5b9610c79e2c2559b87c93fedd4c792621babc7105f22ba875bfc75825
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6acc5a5b9610c79e2c2559b87c93fedd4c792621babc7105f22ba875bfc75825:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6acc5a5b9610c79e2c2559b87c93fedd4c792621babc7105f22ba875bfc75825
Status:
ERROR
Block height:
39862659
Block id:
60718c2460567b301e2c3c2b70f61c486b3a49e81c3e8c96b0dbbfda1cd79ab5
Timestamp:
Friday 28 October 2022 at 10:52:45 UTC
()
Proposer:
Authorizers:
Gas used:
50