Flow price: --
4102efe09a2aa255202847a369fb20255bfab1d16d3f458796ca9f02b18c2ac2

Transaction

Hash: 4102efe09a2aa255202847a369fb20255bfab1d16d3f458796ca9f02b18c2ac2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4102efe09a2aa255202847a369fb20255bfab1d16d3f458796ca9f02b18c2ac2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4102efe09a2aa255202847a369fb20255bfab1d16d3f458796ca9f02b18c2ac2
Status:
ERROR
Block height:
39989110
Block id:
8e60f9903712a82785655cdb2f3542fc1a1bca6176f43d36f59db13fb6c4aea4
Timestamp:
Sunday 30 October 2022 at 13:24:31 UTC
()
Proposer:
Authorizers:
Gas used:
48