Flow price: --
6242e7af882b3b46188ba70e8612bfb0fa45d71a0f91afb2227157c76d264e23

Transaction

Hash: 6242e7af882b3b46188ba70e8612bfb0fa45d71a0f91afb2227157c76d264e23
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6242e7af882b3b46188ba70e8612bfb0fa45d71a0f91afb2227157c76d264e23:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6242e7af882b3b46188ba70e8612bfb0fa45d71a0f91afb2227157c76d264e23
Status:
ERROR
Block height:
40039427
Block id:
d444eb9bac3124ad7a1bd94abd65d6b6e18801da6fdae241145008fc6efd24e0
Timestamp:
Monday 31 October 2022 at 09:29:58 UTC
()
Proposer:
Authorizers:
Gas used:
50