Flow price: --
60a8339eac79de6ffedf07ca0339b0a5ec82fa28605c21234298b4a3c014e8dc

Transaction

Hash: 60a8339eac79de6ffedf07ca0339b0a5ec82fa28605c21234298b4a3c014e8dc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 60a8339eac79de6ffedf07ca0339b0a5ec82fa28605c21234298b4a3c014e8dc: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:
60a8339eac79de6ffedf07ca0339b0a5ec82fa28605c21234298b4a3c014e8dc
Status:
ERROR
Block height:
39983771
Block id:
5e2d5d29c4e95ea5cc8c6bee896d020fbcb8b4666153ce70a09bcdb4397bbc55
Timestamp:
Sunday 30 October 2022 at 11:15:52 UTC
()
Proposer:
Authorizers:
Gas used:
46