Flow price: --
0f1ed44ca786110a30636dea0607fee4b76735104d79010932c71d3033cb3072

Transaction

Hash: 0f1ed44ca786110a30636dea0607fee4b76735104d79010932c71d3033cb3072
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0f1ed44ca786110a30636dea0607fee4b76735104d79010932c71d3033cb3072:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0f1ed44ca786110a30636dea0607fee4b76735104d79010932c71d3033cb3072
Status:
ERROR
Block height:
40056258
Block id:
848ea59a69000fb8ffcf77d5a5adbf4303545062c26406f4a879aff51e811197
Timestamp:
Monday 31 October 2022 at 16:18:36 UTC
()
Proposer:
Authorizers:
Gas used:
47