Flow price: --
1558bc6ad9063bf381f4d9b839b913ff3a38f09a634a8db674bbd219bbc2922c

Transaction

Hash: 1558bc6ad9063bf381f4d9b839b913ff3a38f09a634a8db674bbd219bbc2922c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1558bc6ad9063bf381f4d9b839b913ff3a38f09a634a8db674bbd219bbc2922c: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:
1558bc6ad9063bf381f4d9b839b913ff3a38f09a634a8db674bbd219bbc2922c
Status:
ERROR
Block height:
39987159
Block id:
a0f2248f54b4d376857214b11fc0a5831d958bb927690673dc961701daa880d2
Timestamp:
Sunday 30 October 2022 at 12:37:26 UTC
()
Proposer:
Authorizers:
Gas used:
46