Flow price: --
51d63dab4218928151f3fd394bd80fb05a83a12b82624e3e6e7228a58ac0f18f

Transaction

Hash: 51d63dab4218928151f3fd394bd80fb05a83a12b82624e3e6e7228a58ac0f18f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 51d63dab4218928151f3fd394bd80fb05a83a12b82624e3e6e7228a58ac0f18f: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:
51d63dab4218928151f3fd394bd80fb05a83a12b82624e3e6e7228a58ac0f18f
Status:
ERROR
Block height:
40100260
Block id:
45b9f586978f71e9d8223cffdd85f98f75c04e644c6fe72f47431ea7ac16dfbc
Timestamp:
Tuesday 1 November 2022 at 10:01:34 UTC
()
Proposer:
Authorizers:
Gas used:
49