Flow price: --
a3a79a05e9b73a2bb98028ab1f5f2a836da995e10d2c4c6c5e671bc3c72f565d

Transaction

Hash: a3a79a05e9b73a2bb98028ab1f5f2a836da995e10d2c4c6c5e671bc3c72f565d
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> a3a79a05e9b73a2bb98028ab1f5f2a836da995e10d2c4c6c5e671bc3c72f565d:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
a3a79a05e9b73a2bb98028ab1f5f2a836da995e10d2c4c6c5e671bc3c72f565d
Status:
ERROR
Block height:
40665050
Block id:
b2fafde619fab10b981f543699057d60253892d4defa4b8384542d14d1f7af31
Timestamp:
Thursday 10 November 2022 at 21:45:19 UTC
()
Proposer:
Authorizers:
Gas used:
23