Flow price: --
c7c45edb8ecc031ba12f39e49d2b0f93fe8cb7ba4b8ef131ded561ee87544dc9

Transaction

Hash: c7c45edb8ecc031ba12f39e49d2b0f93fe8cb7ba4b8ef131ded561ee87544dc9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c7c45edb8ecc031ba12f39e49d2b0f93fe8cb7ba4b8ef131ded561ee87544dc9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c7c45edb8ecc031ba12f39e49d2b0f93fe8cb7ba4b8ef131ded561ee87544dc9
Status:
ERROR
Block height:
39824483
Block id:
cf03088ee7be0750fb369d7903227259417bfd68ca98367a3f8453e4e53e0ad9
Timestamp:
Thursday 27 October 2022 at 19:30:04 UTC
()
Proposer:
Authorizers:
Gas used:
50