diff --git a/crypto/gsha1/gsha1.go b/crypto/gsha1/gsha1.go
index b2cbbf2c0..fea46335f 100644
--- a/crypto/gsha1/gsha1.go
+++ b/crypto/gsha1/gsha1.go
@@ -13,7 +13,6 @@ import (
 	"io"
 	"os"
 
-	"github.com/gogf/gf/v2/errors/gcode"
 	"github.com/gogf/gf/v2/errors/gerror"
 	"github.com/gogf/gf/v2/util/gconv"
 )
diff --git a/net/gclient/gclient_request.go b/net/gclient/gclient_request.go
index 777fecb97..8aab18ed5 100644
--- a/net/gclient/gclient_request.go
+++ b/net/gclient/gclient_request.go
@@ -197,21 +197,19 @@ func (c *Client) prepareRequest(ctx context.Context, method, url string, data ..
 						formFieldName = array[0]
 					)
 					if file, err = writer.CreateFormFile(formFieldName, formFileName); err != nil {
-						err = gerror.Wrapf(err, `writer.CreateFormFile failed with "%s", "%s"`, formFieldName, formFileName)
+						err = gerror.Wrapf(err, `CreateFormFile failed with "%s", "%s"`, formFieldName, formFileName)
 						return nil, err
 					} else {
 						var f *os.File
-						if f, err = os.Open(path); err == nil {
-							err = gerror.Wrapf(err, `os.Open failed for name "%s"`, path)
+						if f, err = gfile.Open(path); err != nil {
 							return nil, err
-						} else {
-							if _, err = io.Copy(file, f); err != nil {
-								err = gerror.Wrapf(err, `io.Copy failed from "%s" to form "%s"`, path, formFieldName)
-								_ = f.Close()
-								return nil, err
-							}
-							_ = f.Close()
 						}
+						if _, err = io.Copy(file, f); err != nil {
+							err = gerror.Wrapf(err, `io.Copy failed from "%s" to form "%s"`, path, formFieldName)
+							_ = f.Close()
+							return nil, err
+						}
+						_ = f.Close()
 					}
 				} else {
 					var (
@@ -219,7 +217,7 @@ func (c *Client) prepareRequest(ctx context.Context, method, url string, data ..
 						fieldValue = array[1]
 					)
 					if err = writer.WriteField(fieldName, fieldValue); err != nil {
-						err = gerror.Wrapf(err, `writer.WriteField failed with "%s", "%s"`, fieldName, fieldValue)
+						err = gerror.Wrapf(err, `write form field failed with "%s", "%s"`, fieldName, fieldValue)
 						return nil, err
 					}
 				}
@@ -227,7 +225,7 @@ func (c *Client) prepareRequest(ctx context.Context, method, url string, data ..
 			// Close finishes the multipart message and writes the trailing
 			// boundary end line to the output.
 			if err = writer.Close(); err != nil {
-				err = gerror.Wrapf(err, `writer.Close failed`)
+				err = gerror.Wrapf(err, `form writer close failed`)
 				return nil, err
 			}
 
diff --git a/net/ghttp/ghttp_z_unit_feature_config_test.go b/net/ghttp/ghttp_z_unit_feature_config_test.go
index 86dbf0a1c..593b6d21f 100644
--- a/net/ghttp/ghttp_z_unit_feature_config_test.go
+++ b/net/ghttp/ghttp_z_unit_feature_config_test.go
@@ -150,7 +150,7 @@ func Test_ClientMaxBodySize_File(t *testing.T) {
 		defer gfile.Remove(path)
 		t.Assert(
 			gstr.Trim(c.PostContent(ctx, "/", "name=john&file=@file:"+path)),
-			"Invalid Request: http: request body too large",
+			"r.ParseMultipartForm failed: http: request body too large",
 		)
 	})
 }
diff --git a/text/gregex/gregex_z_example_test.go b/text/gregex/gregex_z_example_test.go
index afcefbe37..b137094fc 100644
--- a/text/gregex/gregex_z_example_test.go
+++ b/text/gregex/gregex_z_example_test.go
@@ -275,5 +275,5 @@ func ExampleValidate() {
 
 	// Output:
 	// <nil>
-	// error parsing regexp: invalid character class range: `a-9`
+	// regexp.Compile failed for pattern "[a-9]\d+": error parsing regexp: invalid character class range: `a-9`
 }