Flow price: --
b0fb70d03235952f9ce7a878602b4d6f2f308533d35c4fa4150dfa56af91eaa7

Transaction

Hash: b0fb70d03235952f9ce7a878602b4d6f2f308533d35c4fa4150dfa56af91eaa7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b0fb70d03235952f9ce7a878602b4d6f2f308533d35c4fa4150dfa56af91eaa7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b0fb70d03235952f9ce7a878602b4d6f2f308533d35c4fa4150dfa56af91eaa7
Status:
ERROR
Block height:
40108599
Block id:
48d385ac8b18504be8044c522219b1d701c00b7b2a1a67df3eb18f88bfb048eb
Timestamp:
Tuesday 1 November 2022 at 13:23:53 UTC
()
Proposer:
Authorizers:
Gas used:
48