Flow price: --
78e9fd3ef032c53ce38a99ec5d7ba1854d97b4fe1e45a76bb39fd3773a6d4817

Transaction

Hash: 78e9fd3ef032c53ce38a99ec5d7ba1854d97b4fe1e45a76bb39fd3773a6d4817
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 78e9fd3ef032c53ce38a99ec5d7ba1854d97b4fe1e45a76bb39fd3773a6d4817:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
78e9fd3ef032c53ce38a99ec5d7ba1854d97b4fe1e45a76bb39fd3773a6d4817
Status:
ERROR
Block height:
39908164
Block id:
aa52cc47491614716f1e63be1d6f2c3d5c561a1d2c0ade030b6479b207a4bbaa
Timestamp:
Saturday 29 October 2022 at 05:01:51 UTC
()
Proposer:
Authorizers:
Gas used:
54