Flow price: --
70ef799477f1b837743eb5d2af64019e922e8676afb09c8a0a54e87762ecd2f2

Transaction

Hash: 70ef799477f1b837743eb5d2af64019e922e8676afb09c8a0a54e87762ecd2f2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 70ef799477f1b837743eb5d2af64019e922e8676afb09c8a0a54e87762ecd2f2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
70ef799477f1b837743eb5d2af64019e922e8676afb09c8a0a54e87762ecd2f2
Status:
ERROR
Block height:
40037684
Block id:
534fa2536a476d3291f9120206de9789fe30fa0378eac084d3a58deb3c39e89a
Timestamp:
Monday 31 October 2022 at 08:47:38 UTC
()
Proposer:
Authorizers:
Gas used:
49