Flow price: --
9e16044370d6ba698aa22109c292e02fb9bc3d28b97914a9dc95b80f03e7b795

Transaction

Hash: 9e16044370d6ba698aa22109c292e02fb9bc3d28b97914a9dc95b80f03e7b795
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9e16044370d6ba698aa22109c292e02fb9bc3d28b97914a9dc95b80f03e7b795:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9e16044370d6ba698aa22109c292e02fb9bc3d28b97914a9dc95b80f03e7b795
Status:
ERROR
Block height:
40151826
Block id:
c82b23334d3c68931750be1a385f158ba31a1b1763563b5e56636e03546fa12a
Timestamp:
Wednesday 2 November 2022 at 06:59:06 UTC
()
Proposer:
Authorizers:
Gas used:
46