Flow price: --
5796ee6b63716ddcaf203ee23e69a6b663fb81b490ebfee2339923781fe86043

Transaction

Hash: 5796ee6b63716ddcaf203ee23e69a6b663fb81b490ebfee2339923781fe86043
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5796ee6b63716ddcaf203ee23e69a6b663fb81b490ebfee2339923781fe86043:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5796ee6b63716ddcaf203ee23e69a6b663fb81b490ebfee2339923781fe86043
Status:
ERROR
Block height:
40131002
Block id:
f8f82893e5fb5e3cb5ae7467def38ff40b193a0fa3dac7957530eec03762b379
Timestamp:
Tuesday 1 November 2022 at 22:31:13 UTC
()
Proposer:
Authorizers:
Gas used:
46