Flow price: --
c0d0d357251ab3362be8d5b0c5f480c59f4a954742a5428d0a2ecac616ff4e56

Transaction

Hash: c0d0d357251ab3362be8d5b0c5f480c59f4a954742a5428d0a2ecac616ff4e56
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c0d0d357251ab3362be8d5b0c5f480c59f4a954742a5428d0a2ecac616ff4e56:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c0d0d357251ab3362be8d5b0c5f480c59f4a954742a5428d0a2ecac616ff4e56
Status:
ERROR
Block height:
39854111
Block id:
709c820015849ce392a9e39edfd1ea54cb0b20ecf51940d671cedd4563b69dd4
Timestamp:
Friday 28 October 2022 at 07:26:36 UTC
()
Proposer:
Authorizers:
Gas used:
62