Flow price: --
4b7ee71c3a031298ad25e4258a937b87aeb0047604d615f56f206a0a2185b7d7

Transaction

Hash: 4b7ee71c3a031298ad25e4258a937b87aeb0047604d615f56f206a0a2185b7d7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4b7ee71c3a031298ad25e4258a937b87aeb0047604d615f56f206a0a2185b7d7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4b7ee71c3a031298ad25e4258a937b87aeb0047604d615f56f206a0a2185b7d7
Status:
ERROR
Block height:
39906046
Block id:
e87d0a8b8835db8554bc940e86bca0fa89df58249fbdc538791d29a16445dae8
Timestamp:
Saturday 29 October 2022 at 04:11:03 UTC
()
Proposer:
Authorizers:
Gas used:
48