Flow price: --
4a8439d09fc5c9d65ef05db82f8f1d72aca96a5da3b13ae9c60a20983ca9ff96

Transaction

Hash: 4a8439d09fc5c9d65ef05db82f8f1d72aca96a5da3b13ae9c60a20983ca9ff96
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4a8439d09fc5c9d65ef05db82f8f1d72aca96a5da3b13ae9c60a20983ca9ff96:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4a8439d09fc5c9d65ef05db82f8f1d72aca96a5da3b13ae9c60a20983ca9ff96
Status:
ERROR
Block height:
40133237
Block id:
927a27a696a953ff44ecc2358c5fc5ef7056464a0639b4fe5e01fba9978449c1
Timestamp:
Tuesday 1 November 2022 at 23:26:07 UTC
()
Proposer:
Authorizers:
Gas used:
48