Flow price: --
d31a704bb8033559773fac22734e55106a6b91bbbafc27d69c967f6942ea7502

Transaction

Hash: d31a704bb8033559773fac22734e55106a6b91bbbafc27d69c967f6942ea7502
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d31a704bb8033559773fac22734e55106a6b91bbbafc27d69c967f6942ea7502:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d31a704bb8033559773fac22734e55106a6b91bbbafc27d69c967f6942ea7502
Status:
ERROR
Block height:
39911692
Block id:
3afae360d8c751db674331173b358302a143b260bf0193d64f515dada80fffbd
Timestamp:
Saturday 29 October 2022 at 06:26:44 UTC
()
Proposer:
Authorizers:
Gas used:
49