Flow price: --
680cd59a0645d7aa0afcaf279bbfbf993daff09cf8b11031f6f214f3f5d7e8ed

Transaction

Hash: 680cd59a0645d7aa0afcaf279bbfbf993daff09cf8b11031f6f214f3f5d7e8ed
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 680cd59a0645d7aa0afcaf279bbfbf993daff09cf8b11031f6f214f3f5d7e8ed: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:
680cd59a0645d7aa0afcaf279bbfbf993daff09cf8b11031f6f214f3f5d7e8ed
Status:
ERROR
Block height:
40082694
Block id:
d242a4ebc32e16812ea282858f4e27516091cf7295d3b487bd3ea1391684eca3
Timestamp:
Tuesday 1 November 2022 at 02:53:18 UTC
()
Proposer:
Authorizers:
Gas used:
49