Flow price: --
9956db7bcd4986feb58ea3f4b50de96aeaac0b745348e0489865fbf8e99a3daf

Transaction

Hash: 9956db7bcd4986feb58ea3f4b50de96aeaac0b745348e0489865fbf8e99a3daf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9956db7bcd4986feb58ea3f4b50de96aeaac0b745348e0489865fbf8e99a3daf: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:
9956db7bcd4986feb58ea3f4b50de96aeaac0b745348e0489865fbf8e99a3daf
Status:
ERROR
Block height:
39860054
Block id:
30081ec27dc5a3c1a8167b58e69ab0feb7846004076b7e3ec2c30132b2339ef8
Timestamp:
Friday 28 October 2022 at 09:49:44 UTC
()
Proposer:
Authorizers:
Gas used:
47