Flow price: --
e4a5aeaacfde601bb8388fc5bef311e25d3e9d48a55c3d537c7a50fdc96b899e

Transaction

Hash: e4a5aeaacfde601bb8388fc5bef311e25d3e9d48a55c3d537c7a50fdc96b899e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e4a5aeaacfde601bb8388fc5bef311e25d3e9d48a55c3d537c7a50fdc96b899e: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:
e4a5aeaacfde601bb8388fc5bef311e25d3e9d48a55c3d537c7a50fdc96b899e
Status:
ERROR
Block height:
40128812
Block id:
b1022c2efe101aca3296a6df6ba1be4a875b33feda78c02ce4c2647bdd58d34c
Timestamp:
Tuesday 1 November 2022 at 21:36:54 UTC
()
Proposer:
Authorizers:
Gas used:
49