Flow price: --
05ed6b41eb8900521959dfaaf4f9aba7e090646582a388b637a2f02ee9a874bc

Transaction

Hash: 05ed6b41eb8900521959dfaaf4f9aba7e090646582a388b637a2f02ee9a874bc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 05ed6b41eb8900521959dfaaf4f9aba7e090646582a388b637a2f02ee9a874bc: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:
05ed6b41eb8900521959dfaaf4f9aba7e090646582a388b637a2f02ee9a874bc
Status:
ERROR
Block height:
40136601
Block id:
1652ec929e9b7adf6540d548e8a8d36f2d8ab20ba80ffeeec9859e7d1011a44b
Timestamp:
Wednesday 2 November 2022 at 00:47:54 UTC
()
Proposer:
Authorizers:
Gas used:
46