diff --git a/service/attestation/attestation-agent/c_header/example.c b/service/attestation/attestation-agent/c_header/example.c
index 8bb939db84d4a0a12b08105e770962b4c0de389f..e961252bd509cb6ac71a052efbdcec7d76242297 100644
--- a/service/attestation/attestation-agent/c_header/example.c
+++ b/service/attestation/attestation-agent/c_header/example.c
@@ -47,12 +47,12 @@ void *thread_proc(void *arg)
         printf("get report success, report:%s\n", report.ptr);
 
         // parse report
-        Vec_uint8_t claim_no_verify = parse_report(&report);
-        if (claim_no_verify.len != 0) {
-            claim_no_verify.ptr[claim_no_verify.len] = '\0';
-            printf("parse report success: %s\n", claim_no_verify.ptr);
-        }
-        free_rust_vec(claim_no_verify);
+        // Vec_uint8_t claim_no_verify = parse_report(&report);
+        // if (claim_no_verify.len != 0) {
+        //     claim_no_verify.ptr[claim_no_verify.len] = '\0';
+        //     printf("parse report success: %s\n", claim_no_verify.ptr);
+        // }
+        // free_rust_vec(claim_no_verify);
 
         // step4: verify report
         claim = verify_report(&challenge, &report);
diff --git a/service/attestation/attestation-service/verifier/src/virtcca/ima.rs b/service/attestation/attestation-service/verifier/src/virtcca/ima.rs
index 30a151fadc5e8a89180a53a28c6bd74334efb054..2b73b4685d17f243b665aa250feeac1804ac35d8 100644
--- a/service/attestation/attestation-service/verifier/src/virtcca/ima.rs
+++ b/service/attestation/attestation-service/verifier/src/virtcca/ima.rs
@@ -14,8 +14,13 @@ use ima_measurements::{Event, EventData, Parser};
 use fallible_iterator::FallibleIterator;
 use serde_json::{Value, Map, json};
 
+#[cfg(not(feature = "no_as"))]
 const IMA_REFERENCE_FILE: &str = "/etc/attestation/attestation-service/verifier/virtcca/ima/digest_list_file";
 
+// attestation agent local ima reference 
+#[cfg(feature = "no_as")]
+const IMA_REFERENCE_FILE: &str = "/etc/attestation/attestation-agent/local_verifier/virtcca/ima/digest_list_file";
+
 #[derive(Debug, Default)]
 pub struct ImaVerify {}
 
@@ -72,7 +77,8 @@ impl ImaVerify {
 use std::io::BufRead;
 use std::io::BufReader;
 fn file_reader(file_path: &str) -> ::std::io::Result<Vec<String>> {
-    let file = std::fs::File::open(file_path)?;
+    let file = std::fs::File::open(file_path)
+        .expect("open ima reference file failed");
     let mut strings = Vec::<String>::new();
     let mut reader = BufReader::new(file);
     let mut buf = String::new();