Flow price: --
3114deb87495e061c9517d3e6e2dbf4cc1e16f3ed2c88d23b661fa8ac6a7b065

Transaction

Hash: 3114deb87495e061c9517d3e6e2dbf4cc1e16f3ed2c88d23b661fa8ac6a7b065
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3114deb87495e061c9517d3e6e2dbf4cc1e16f3ed2c88d23b661fa8ac6a7b065:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3114deb87495e061c9517d3e6e2dbf4cc1e16f3ed2c88d23b661fa8ac6a7b065
Status:
ERROR
Block height:
39861379
Block id:
76efcff395080ee2d401eb4437362787e429338cb4c7181e7e25e5c11f90fd6b
Timestamp:
Friday 28 October 2022 at 10:22:10 UTC
()
Proposer:
Authorizers:
Gas used:
49