Flow price: --
c83e8e58664c81b4032c4468ed4f8e1e44326edf9358ed7c2d8db3b87c167de6

Transaction

Hash: c83e8e58664c81b4032c4468ed4f8e1e44326edf9358ed7c2d8db3b87c167de6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c83e8e58664c81b4032c4468ed4f8e1e44326edf9358ed7c2d8db3b87c167de6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c83e8e58664c81b4032c4468ed4f8e1e44326edf9358ed7c2d8db3b87c167de6
Status:
ERROR
Block height:
39943546
Block id:
d2feaa5b6f5b69675d0fd5d97efabc5e002003ae11212fed079c9c7728eece29
Timestamp:
Saturday 29 October 2022 at 19:16:46 UTC
()
Proposer:
Authorizers:
Gas used:
46