Flow price: --
cefc2d3006a8338f7b358cfb8cc57e455e3296e55f91cf809948c09411191b86

Transaction

Hash: cefc2d3006a8338f7b358cfb8cc57e455e3296e55f91cf809948c09411191b86
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cefc2d3006a8338f7b358cfb8cc57e455e3296e55f91cf809948c09411191b86:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cefc2d3006a8338f7b358cfb8cc57e455e3296e55f91cf809948c09411191b86
Status:
ERROR
Block height:
39815862
Block id:
58d7ffd70bad29978dba310a677a64e047b261f312a417fed8ada1735045a4a8
Timestamp:
Thursday 27 October 2022 at 15:59:34 UTC
()
Proposer:
Authorizers:
Gas used:
57