diff --git a/cmd/web/go.mod b/cmd/web/go.mod
index 138a37d7..c62e82ad 100644
--- a/cmd/web/go.mod
+++ b/cmd/web/go.mod
@@ -26,7 +26,7 @@ require (
 	github.com/issue9/config v0.8.0 // indirect
 	github.com/issue9/conv v1.3.5 // indirect
 	github.com/issue9/errwrap v0.3.2 // indirect
-	github.com/issue9/mux/v9 v9.1.1 // indirect
+	github.com/issue9/mux/v9 v9.1.2 // indirect
 	github.com/issue9/query/v3 v3.1.3 // indirect
 	github.com/issue9/scheduled v0.21.3 // indirect
 	github.com/issue9/sliceutil v0.17.0 // indirect
diff --git a/cmd/web/go.sum b/cmd/web/go.sum
index 33ef4ce2..065806f4 100644
--- a/cmd/web/go.sum
+++ b/cmd/web/go.sum
@@ -30,8 +30,8 @@ github.com/issue9/localeutil v0.29.1 h1:C5vxqwcAFa9gzMWDni8KsZ2GYtKD+I20RMlKl78t
 github.com/issue9/localeutil v0.29.1/go.mod h1:daxDbw51s4GWKjz6pxhh8baHzWDJEUUcsVrqaKs/A8o=
 github.com/issue9/logs/v7 v7.6.4 h1:NFM4oM2ggLPPZNgDb8PAOSqELtJOx7PTwoFd3o814wk=
 github.com/issue9/logs/v7 v7.6.4/go.mod h1:6fIj8OABk/qWm1c3E9f9oXe0FWwRyoZNWh449D391Zk=
-github.com/issue9/mux/v9 v9.1.1 h1:o+oMKaQA8+90RusjkQw9WUWT5ttfoZTdX6TdlSgCtYM=
-github.com/issue9/mux/v9 v9.1.1/go.mod h1:CLtV5ZfIrAmfaC/qxn07wXc3GALI45GYCsdE3c/h9CQ=
+github.com/issue9/mux/v9 v9.1.2 h1:Ng5uv8bwsduZV6w14gv0HR78ahBs8Fm0JWlc7Xjtbd4=
+github.com/issue9/mux/v9 v9.1.2/go.mod h1:CLtV5ZfIrAmfaC/qxn07wXc3GALI45GYCsdE3c/h9CQ=
 github.com/issue9/query/v3 v3.1.3 h1:Y6ETEYXxaKqhpM4lXPKCffhJ72VuKQbrAwgwHlacu0Y=
 github.com/issue9/query/v3 v3.1.3/go.mod h1:a/W/+7iel9K+5rRT4AFAKR8+OJeV5axeF6tK9My4lNA=
 github.com/issue9/rands/v3 v3.0.1 h1:EnX9WNushGgHCzoL/R5eBPaLfvjLO/c7CGHNgLK0JhY=
diff --git a/mimetype/sse/server.go b/mimetype/sse/server.go
index 16622c08..ed6cb1c0 100644
--- a/mimetype/sse/server.go
+++ b/mimetype/sse/server.go
@@ -137,8 +137,11 @@ func (srv *Server[T]) NewSource(sid T, ctx *web.Context) (s *Source, wait func()
 	srv.sources.Store(sid, s)
 
 	go func() {
-		s.connect(ctx)                // 阻塞，出错退出
-		defer close(s.buf)            // 退出之前关闭，防止退出之后，依然有数据源源不断地从 Sent 输入。
+		s.connect(ctx) // 阻塞，出错退出
+		defer func() {
+			close(s.buf) // 退出之前关闭，防止退出之后，依然有数据源源不断地从 Sent 输入。
+			s.buf = nil
+		}()
 		defer srv.sources.Delete(sid) // 如果 connect 返回，说明断开了连接，删除 sources 中的记录。
 	}()
 	return s, s.wait
@@ -231,8 +234,11 @@ func (s *Source) LastEventID() string { return s.lastID }
 // Sent 发送消息
 //
 // id 和 event 都可以为空，表示不需要这些值；
-// 如果不想输出 retry 可以输出一个非整数，按照规则客户端会忽略非整数的值；
-func (s *Source) Sent(data []string, event, id string) { s.buf <- s.bytes(data, event, id) }
+func (s *Source) Sent(data []string, event, id string) {
+	if s.buf != nil {
+		s.buf <- s.bytes(data, event, id)
+	}
+}
 
 func (s *Source) bytes(data []string, event, id string) *bytes.Buffer {
 	if len(data) == 0 {
diff --git a/server/config/codec.go b/server/config/codec.go
index 9ba00fbb..d6129fd5 100644
--- a/server/config/codec.go
+++ b/server/config/codec.go
@@ -59,6 +59,7 @@ type mimetypeConfig struct {
 	//  - form
 	//  - html
 	//  - gob
+	//  - yaml
 	//  - nop  没有具体实现的方法，对于上传等需要自行处理的情况可以指定此值。
 	Target string `json:"target" yaml:"target" xml:"target,attr"`
 }
diff --git a/web.go b/web.go
index 7bf80eac..56e63d68 100644
--- a/web.go
+++ b/web.go
@@ -24,7 +24,7 @@ import (
 )
 
 // Version 当前框架的版本
-const Version = "0.100.6"
+const Version = "0.100.7"
 
 type (
 	Logger   = logs.Logger