diff --git a/docs/get-started/install-and-run-app.md b/docs/get-started/install-and-run-app.md
index 4caccab..ff030b9 100644
--- a/docs/get-started/install-and-run-app.md
+++ b/docs/get-started/install-and-run-app.md
@@ -190,10 +190,10 @@ Create `main.c` and write the demo code as below:
 
 void abort_with_report()
 {
-    SpringErrno errno;
+    SpringErrno errno_;
     char errmsg[1024];
-    spring_last_err(&errno, errmsg, 1024);
-    fprintf(stderr, "Error occurred (%d): %s", errno, errmsg);
+    spring_last_err(&errno_, errmsg, 1024);
+    fprintf(stderr, "Error occurred (%d): %s", errno_, errmsg);
     abort();
 }
 
diff --git a/docs/get-started/write-basic-apps.mdx b/docs/get-started/write-basic-apps.mdx
index 1d390cb..2a900b0 100644
--- a/docs/get-started/write-basic-apps.mdx
+++ b/docs/get-started/write-basic-apps.mdx
@@ -146,10 +146,10 @@ cargo run
 
 void abort_with_report()
 {
-    SpringErrno errno;
+    SpringErrno errno_;
     char errmsg[1024];
-    spring_last_err(&errno, errmsg, 1024);
-    fprintf(stderr, "Error occurred (%d): %s", errno, errmsg);
+    spring_last_err(&errno_, errmsg, 1024);
+    fprintf(stderr, "Error occurred (%d): %s", errno_, errmsg);
     abort();
 }
 
@@ -529,10 +529,10 @@ cargo run
 
 void abort_with_report()
 {
-    SpringErrno errno;
+    SpringErrno errno_;
     char errmsg[1024];
-    spring_last_err(&errno, errmsg, 1024);
-    fprintf(stderr, "Error occurred (%d): %s", errno, errmsg);
+    spring_last_err(&errno_, errmsg, 1024);
+    fprintf(stderr, "Error occurred (%d): %s", errno_, errmsg);
     abort();
 }
 
diff --git a/versioned_docs/version-0.14/get-started/install-and-run-app.md b/versioned_docs/version-0.14/get-started/install-and-run-app.md
index 4caccab..ff030b9 100644
--- a/versioned_docs/version-0.14/get-started/install-and-run-app.md
+++ b/versioned_docs/version-0.14/get-started/install-and-run-app.md
@@ -190,10 +190,10 @@ Create `main.c` and write the demo code as below:
 
 void abort_with_report()
 {
-    SpringErrno errno;
+    SpringErrno errno_;
     char errmsg[1024];
-    spring_last_err(&errno, errmsg, 1024);
-    fprintf(stderr, "Error occurred (%d): %s", errno, errmsg);
+    spring_last_err(&errno_, errmsg, 1024);
+    fprintf(stderr, "Error occurred (%d): %s", errno_, errmsg);
     abort();
 }
 
diff --git a/versioned_docs/version-0.14/get-started/write-basic-apps.mdx b/versioned_docs/version-0.14/get-started/write-basic-apps.mdx
index 1d390cb..2a900b0 100644
--- a/versioned_docs/version-0.14/get-started/write-basic-apps.mdx
+++ b/versioned_docs/version-0.14/get-started/write-basic-apps.mdx
@@ -146,10 +146,10 @@ cargo run
 
 void abort_with_report()
 {
-    SpringErrno errno;
+    SpringErrno errno_;
     char errmsg[1024];
-    spring_last_err(&errno, errmsg, 1024);
-    fprintf(stderr, "Error occurred (%d): %s", errno, errmsg);
+    spring_last_err(&errno_, errmsg, 1024);
+    fprintf(stderr, "Error occurred (%d): %s", errno_, errmsg);
     abort();
 }
 
@@ -529,10 +529,10 @@ cargo run
 
 void abort_with_report()
 {
-    SpringErrno errno;
+    SpringErrno errno_;
     char errmsg[1024];
-    spring_last_err(&errno, errmsg, 1024);
-    fprintf(stderr, "Error occurred (%d): %s", errno, errmsg);
+    spring_last_err(&errno_, errmsg, 1024);
+    fprintf(stderr, "Error occurred (%d): %s", errno_, errmsg);
     abort();
 }
 
diff --git a/versioned_docs/version-0.15/get-started/install-and-run-app.md b/versioned_docs/version-0.15/get-started/install-and-run-app.md
index 4caccab..ff030b9 100644
--- a/versioned_docs/version-0.15/get-started/install-and-run-app.md
+++ b/versioned_docs/version-0.15/get-started/install-and-run-app.md
@@ -190,10 +190,10 @@ Create `main.c` and write the demo code as below:
 
 void abort_with_report()
 {
-    SpringErrno errno;
+    SpringErrno errno_;
     char errmsg[1024];
-    spring_last_err(&errno, errmsg, 1024);
-    fprintf(stderr, "Error occurred (%d): %s", errno, errmsg);
+    spring_last_err(&errno_, errmsg, 1024);
+    fprintf(stderr, "Error occurred (%d): %s", errno_, errmsg);
     abort();
 }
 
diff --git a/versioned_docs/version-0.15/get-started/write-basic-apps.mdx b/versioned_docs/version-0.15/get-started/write-basic-apps.mdx
index 1d390cb..2a900b0 100644
--- a/versioned_docs/version-0.15/get-started/write-basic-apps.mdx
+++ b/versioned_docs/version-0.15/get-started/write-basic-apps.mdx
@@ -146,10 +146,10 @@ cargo run
 
 void abort_with_report()
 {
-    SpringErrno errno;
+    SpringErrno errno_;
     char errmsg[1024];
-    spring_last_err(&errno, errmsg, 1024);
-    fprintf(stderr, "Error occurred (%d): %s", errno, errmsg);
+    spring_last_err(&errno_, errmsg, 1024);
+    fprintf(stderr, "Error occurred (%d): %s", errno_, errmsg);
     abort();
 }
 
@@ -529,10 +529,10 @@ cargo run
 
 void abort_with_report()
 {
-    SpringErrno errno;
+    SpringErrno errno_;
     char errmsg[1024];
-    spring_last_err(&errno, errmsg, 1024);
-    fprintf(stderr, "Error occurred (%d): %s", errno, errmsg);
+    spring_last_err(&errno_, errmsg, 1024);
+    fprintf(stderr, "Error occurred (%d): %s", errno_, errmsg);
     abort();
 }