diff --git a/api/icsneocpp/eventmanager.cpp b/api/icsneocpp/eventmanager.cpp
index c9357fb..757e1d5 100644
--- a/api/icsneocpp/eventmanager.cpp
+++ b/api/icsneocpp/eventmanager.cpp
@@ -15,12 +15,23 @@ void EventManager::ResetInstance() {
 	singleton = std::unique_ptr<EventManager>(new EventManager());
 }
 
+// If this thread is not in the map, add it to be ignored
+// If it is, set it to be ignored
 void EventManager::downgradeErrorsOnCurrentThread() {
-	downgradedThreads.insert(std::this_thread::get_id());
+	auto i = downgradedThreads.find(std::this_thread::get_id());
+	if(i != downgradedThreads.end()) {
+		i->second = true;
+	} else {
+		downgradedThreads.insert({std::this_thread::get_id(), true});
+	}
 }
 
+// If this thread exists in the map, turn off downgrading
 void EventManager::cancelErrorDowngradingOnCurrentThread() {
-	downgradedThreads.erase(std::this_thread::get_id());
+	auto i = downgradedThreads.find(std::this_thread::get_id());
+	if(i != downgradedThreads.end()) {
+		i->second = false;
+	}
 }
 
 void EventManager::get(std::vector<APIEvent>& eventOutput, size_t max, EventFilter filter) {
diff --git a/communication/multichannelcommunication.cpp b/communication/multichannelcommunication.cpp
index ca93353..cef64a1 100644
--- a/communication/multichannelcommunication.cpp
+++ b/communication/multichannelcommunication.cpp
@@ -113,11 +113,14 @@ void MultiChannelCommunication::readTask() {
 								continue;
 							}
 
+							// We want callbacks to be able to access errors
+							EventManager::GetInstance().cancelErrorDowngradingOnCurrentThread();
 							for(auto& cb : messageCallbacks) { // We might have closed while reading or processing
 								if(!closing) {
 									cb.second.callIfMatch(msg);
 								}
 							}
+							EventManager::GetInstance().downgradeErrorsOnCurrentThread();
 						}
 					}
 
diff --git a/include/icsneo/api/eventmanager.h b/include/icsneo/api/eventmanager.h
index 2b94a4d..b1fec3b 100644
--- a/include/icsneo/api/eventmanager.h
+++ b/include/icsneo/api/eventmanager.h
@@ -2,7 +2,6 @@
 #define __ICSNEO_API_EVENTMANAGER_H_
 
 #include <vector>
-#include <set>
 #include <list>
 #include <mutex>
 #include <functional>
@@ -80,7 +79,7 @@ private:
 	// Used by functions for threadsafety
 	mutable std::mutex mutex;
 
-	std::set<std::thread::id> downgradedThreads;
+	std::map<std::thread::id, bool> downgradedThreads;
 	
 	// Stores all events
 	std::list<APIEvent> events;
@@ -92,7 +91,8 @@ private:
 	void add_internal(APIEvent event) {
 		if(event.getSeverity() == APIEvent::Severity::Error) {
 			// if the error was added on a thread that downgrades errors (non-user thread)
-			if(std::find(downgradedThreads.begin(), downgradedThreads.end(), std::this_thread::get_id()) != downgradedThreads.end()) {
+			auto i = downgradedThreads.find(std::this_thread::get_id());
+			if(i != downgradedThreads.end() && i->second) {
 				event.downgradeFromError();
 				add_internal_event(event);
 			} else