Flow price: --
a90e788d466cb7e212c1f9e62c5fa2c294ccfcdf7f6459823892257e076d84e8

Transaction

Hash: a90e788d466cb7e212c1f9e62c5fa2c294ccfcdf7f6459823892257e076d84e8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a90e788d466cb7e212c1f9e62c5fa2c294ccfcdf7f6459823892257e076d84e8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a90e788d466cb7e212c1f9e62c5fa2c294ccfcdf7f6459823892257e076d84e8
Status:
ERROR
Block height:
39876864
Block id:
343a30d225acc5cf44ce833c32008d5262e3c5a4dadf463ccb9dc50bb4110387
Timestamp:
Friday 28 October 2022 at 16:34:07 UTC
()
Proposer:
Authorizers:
Gas used:
50