fixed

eden-authcenter-agent/src/main/java/com/chineseall/eden/authcenter/agent/controller/AuthController.java

@@ -511,7 +511,7 @@ public class AuthController {
     private String generateSpLogoutUrl(String returnUrl, String oauthType) {
 
         if (oauthType.equals("qpjy")){
-            returnUrl = "https://idp.qpedu.cn/logout/logout.html?redirect_url=" + URLEncoder.encode(returnUrl);
+            returnUrl = "https://idp.qpedu.cn/logout/logout.html?redirect_url=" + returnUrl;
             returnUrl = "https://sp.etextbook.cn/Shibboleth.sso/Logout?return=" + URLEncoder.encode(returnUrl);
             return returnUrl;
         }