diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5769885..ab89d6d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
# Changelog for Common Smartgears
+## [v3.0.2] - 2020-03-01
+
+- check if response is already committed on error
+
+
## [v3.0.1] - 2020-11-18
- new Uma Token integration
diff --git a/pom.xml b/pom.xml
index 38f3d5c..66a2e36 100644
--- a/pom.xml
+++ b/pom.xml
@@ -11,7 +11,7 @@
org.gcube.core
common-smartgears
- 3.0.1
+ 3.0.2-SNAPSHOT
SmartGears
diff --git a/src/main/java/org/gcube/smartgears/managers/RequestManager.java b/src/main/java/org/gcube/smartgears/managers/RequestManager.java
index 2cb2b3d..11cf66c 100644
--- a/src/main/java/org/gcube/smartgears/managers/RequestManager.java
+++ b/src/main/java/org/gcube/smartgears/managers/RequestManager.java
@@ -98,7 +98,7 @@ public class RequestManager implements Filter {
// dispatch to other filters for this servlet
chain.doFilter(request, response);
}catch(ServletException t){
- log.error("error in doFilter",t.getRootCause());
+ log.error("error in doFilter",t);
handleError(httprequest,httpresponse,t.getRootCause());
}
@@ -260,7 +260,8 @@ public class RequestManager implements Filter {
RequestException.class.cast(t).error():
application_error;
- response.resetBuffer();
+ if (!response.isCommitted())
+ response.resetBuffer();
if (error == request_not_authorized_error){
response.setHeader("WWW-Authenticate", "Basic realm=\"Smartgears\"");
log.info("setting WWW-Authenticate to response header");