Flow price: --
d74563394672c77fc7e4f33e7e1aac365dfb41fa33918c55f3a415b8e9c8bdbe

Transaction

Hash: d74563394672c77fc7e4f33e7e1aac365dfb41fa33918c55f3a415b8e9c8bdbe
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:
  --> d74563394672c77fc7e4f33e7e1aac365dfb41fa33918c55f3a415b8e9c8bdbe: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:
d74563394672c77fc7e4f33e7e1aac365dfb41fa33918c55f3a415b8e9c8bdbe
Status:
ERROR
Block height:
40742531
Block id:
443d79e349fc7516151f2037c25acbd4b944854d488271b47a5db5364edd69ed
Timestamp:
Saturday 12 November 2022 at 05:11:59 UTC
()
Proposer:
Authorizers:
Gas used:
25