Flow price: --
a7ae3f5833d3c19adc1f0fc11cc65dffd58c9160a2db798d2e23e70c49aad8c5

Transaction

Hash: a7ae3f5833d3c19adc1f0fc11cc65dffd58c9160a2db798d2e23e70c49aad8c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a7ae3f5833d3c19adc1f0fc11cc65dffd58c9160a2db798d2e23e70c49aad8c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a7ae3f5833d3c19adc1f0fc11cc65dffd58c9160a2db798d2e23e70c49aad8c5
Status:
ERROR
Block height:
40125477
Block id:
c2be1d0d9dec6b5995a5cb0ddc7d63c57db2015ee52a6d81019e2526ce7e1b03
Timestamp:
Tuesday 1 November 2022 at 20:15:23 UTC
()
Proposer:
Authorizers:
Gas used:
47