Flow price: --
d3e1ba1ce12bf635f6070dfdc2887b5e62e6c5c00688259b1ca7bc1dd860d471

Transaction

Hash: d3e1ba1ce12bf635f6070dfdc2887b5e62e6c5c00688259b1ca7bc1dd860d471
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d3e1ba1ce12bf635f6070dfdc2887b5e62e6c5c00688259b1ca7bc1dd860d471:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d3e1ba1ce12bf635f6070dfdc2887b5e62e6c5c00688259b1ca7bc1dd860d471
Status:
ERROR
Block height:
40037832
Block id:
fcbc07f417b0f92cb4e80bb29049899d510f5aa64324a8c123a7320a4fdc5cd0
Timestamp:
Monday 31 October 2022 at 08:51:14 UTC
()
Proposer:
Authorizers:
Gas used:
50