Flow price: --
dff7ca47ea8f5c93375b6eb3c221ac7d8bb61c730aba23cdaf7beebd1961f9fd

Transaction

Hash: dff7ca47ea8f5c93375b6eb3c221ac7d8bb61c730aba23cdaf7beebd1961f9fd
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dff7ca47ea8f5c93375b6eb3c221ac7d8bb61c730aba23cdaf7beebd1961f9fd: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:
dff7ca47ea8f5c93375b6eb3c221ac7d8bb61c730aba23cdaf7beebd1961f9fd
Status:
ERROR
Block height:
40149650
Block id:
477950f9e0daed8e8464fba7c0aa2f587f406d9296db72ae7a2c68bfb2170fbd
Timestamp:
Wednesday 2 November 2022 at 06:05:39 UTC
()
Proposer:
Authorizers:
Gas used:
49