Flow price: --
2fb522bf3d05b4a8fb1ee9a279a42d28ab4506bc05f0617d3f42080a6afe11fa

Transaction

Hash: 2fb522bf3d05b4a8fb1ee9a279a42d28ab4506bc05f0617d3f42080a6afe11fa
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2fb522bf3d05b4a8fb1ee9a279a42d28ab4506bc05f0617d3f42080a6afe11fa: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:
2fb522bf3d05b4a8fb1ee9a279a42d28ab4506bc05f0617d3f42080a6afe11fa
Status:
ERROR
Block height:
39973799
Block id:
1c2085d8c1406b51aa0af98edfd586c7b0eeea56772e7b63e7a6b488c911067e
Timestamp:
Sunday 30 October 2022 at 07:17:48 UTC
()
Proposer:
Authorizers:
Gas used:
46