diff --git a/yang-lsp/io.typefox.yang/src/main/java/io/typefox/yang/processor/ProcessedDataModel.java b/yang-lsp/io.typefox.yang/src/main/java/io/typefox/yang/processor/ProcessedDataModel.java
index dfc1e0f5..75e7993b 100644
--- a/yang-lsp/io.typefox.yang/src/main/java/io/typefox/yang/processor/ProcessedDataModel.java
+++ b/yang-lsp/io.typefox.yang/src/main/java/io/typefox/yang/processor/ProcessedDataModel.java
@@ -56,17 +56,23 @@ public ModuleData getEntryModule() {
 		return null;
 	}
 
-	public void addError(String moduleFile, EObject source, String message) {
+	public void addError(String moduleFile, int line, int col, String message) {
 		var msgEntry = new MessageEntry();
 		msgEntry.moduleFile = moduleFile == null ? "<unknown>" : moduleFile;
-		msgEntry.line = -1;
+		msgEntry.line = line;
+		msgEntry.col = col;
 		msgEntry.severity = Severity.Error;
 		msgEntry.message = message;
+		messages.add(msgEntry);
+	}
+
+	public void addError(String moduleFile, EObject source, String message) {
+		var line = -1;
 		ICompositeNode node = NodeModelUtils.getNode(source);
 		if (node != null) {
-			msgEntry.line = node.getStartLine();
+			line = node.getStartLine();
 		}
-		messages.add(msgEntry);
+		addError(moduleFile, line, -1, message);
 	}
 
 	public List<MessageEntry> getMessages() {
@@ -443,13 +449,13 @@ public void addToChildren(HasStatements child) {
 
 	public static class MessageEntry {
 		String moduleFile;
-		int line;
+		int line, col = -1;
 		Severity severity;
 		String message;
 
 		@Override
 		public String toString() {
-			return moduleFile + ":" + line + ": " + severity + ": " + message;
+			return moduleFile + ":" + line + ":" + (col < 0 ? "" : col) + " " + severity + ": " + message;
 		}
 	}
 
diff --git a/yang-lsp/io.typefox.yang/src/main/java/io/typefox/yang/processor/YangProcessor.java b/yang-lsp/io.typefox.yang/src/main/java/io/typefox/yang/processor/YangProcessor.java
index e476088f..e58de573 100644
--- a/yang-lsp/io.typefox.yang/src/main/java/io/typefox/yang/processor/YangProcessor.java
+++ b/yang-lsp/io.typefox.yang/src/main/java/io/typefox/yang/processor/YangProcessor.java
@@ -93,6 +93,8 @@ protected ProcessedDataModel processInternal(List<AbstractModule> modules, List<
 			List<String> excludedFeatures) {
 		var evalCtx = new FeatureEvaluationContext(includedFeatures, excludedFeatures);
 		ProcessedDataModel processedModel = new ProcessedDataModel();
+		collectSyntaxErrors(modules.get(0), processedModel);
+
 		modules.forEach((module) -> module.eAllContents().forEachRemaining((ele) -> {
 			if (ele instanceof Deviate) {
 				processDeviate((Deviate) ele, module, processedModel);
@@ -113,6 +115,13 @@ protected ProcessedDataModel processInternal(List<AbstractModule> modules, List<
 		return processedModel;
 	}
 
+	private void collectSyntaxErrors(AbstractModule entryModule, ProcessedDataModel processedModel) {
+		var moduleFile = moduleFileName(entryModule);
+		entryModule.eResource().getErrors().forEach(diagnostic -> {
+			processedModel.addError(moduleFile, diagnostic.getLine(), diagnostic.getColumn(), diagnostic.getMessage());
+		});
+	}
+
 	/*
 	 * The deviates's Substatements: config, default, mandatory, max-elements,
 	 * min-elements, must, type, unique, units. Properties 'must' and 'unique' are
@@ -121,7 +130,7 @@ protected ProcessedDataModel processInternal(List<AbstractModule> modules, List<
 	protected void processDeviate(Deviate deviate, AbstractModule module, ProcessedDataModel processedModel) {
 		var deviation = (Deviation) deviate.eContainer();
 		SchemaNode targetNode = deviation.getReference().getSchemaNode();
-		if(targetNode == null || targetNode.eIsProxy()) {
+		if (targetNode == null || targetNode.eIsProxy()) {
 			processedModel.addError(moduleFileName(module), deviation.getReference(),
 					"Deviation target node not found");
 			return;
diff --git a/yang-lsp/io.typefox.yang/src/test/java/io/typefox/yang/tests/processor/DeviationTest.xtend b/yang-lsp/io.typefox.yang/src/test/java/io/typefox/yang/tests/processor/DeviationTest.xtend
index 000eccaa..8469b824 100644
--- a/yang-lsp/io.typefox.yang/src/test/java/io/typefox/yang/tests/processor/DeviationTest.xtend
+++ b/yang-lsp/io.typefox.yang/src/test/java/io/typefox/yang/tests/processor/DeviationTest.xtend
@@ -199,7 +199,7 @@ class DeviationTest extends AbstractYangTest {
 			        }
 			    }
 			}
-		'''.load().root
+		'''.load.root
 
 		val deviateModule = '''
 			module example-deviations {
@@ -251,14 +251,63 @@ class DeviationTest extends AbstractYangTest {
 		val processor = new YangProcessor()
 		val processedData = processor.process(#[mainModule, deviateModule], null, null)
 		assertEquals(4, processedData.messages.size)
-		assertEquals('__synthetic1.yang:18: Error: the "default" property already exists in node "base-test-module:system:user:type"',
+		assertEquals(
+			'__synthetic1.yang:18: Error: the "default" property already exists in node "base-test-module:system:user:type"',
 			processedData.messages.head.toString)
-		assertEquals('__synthetic1.yang:25: Error: the "max-elements" property does not exist in node "base-test-module:system:name-server"',
+		assertEquals(
+			'__synthetic1.yang:25: Error: the "max-elements" property does not exist in node "base-test-module:system:name-server"',
 			processedData.messages.get(1).toString)
-		assertEquals('__synthetic1.yang:32: Error: the "must" property does not exist in node "base-test-module:system"',
+		assertEquals(
+			'__synthetic1.yang:32: Error: the "must" property does not exist in node "base-test-module:system"',
 			processedData.messages.get(2).toString)
 		assertEquals('__synthetic1.yang:41: Error: Deviation target node not found',
 			processedData.messages.get(3).toString)
 	}
 
+	@Test
+	def void testSyntaxErrorsProcessing() {
+
+		val mainModule = '''
+			module base-test-module {
+			    yang-version 1.1;
+			    namespace urn:ietf:params:xml:ns:yang:base-test-module;
+			    prefix base-test-module;
+			
+			    container system {
+			        must "user";
+			
+			        container daytime {
+			            leaf date {
+			                type string;
+			            }
+			        }
+			
+			        le af time {
+			            type string;
+			        }
+			
+			        container user {
+			            leaf type {
+			                default "normal"; // error on "add" cause already exists
+			                type string {
+			                    length "1..10";
+			                }
+			            }
+			        }
+			        leaf-list name-server {
+			            type string;
+			        }
+			    }
+			}
+		'''.loadWithSyntaxErrors().root
+		val processor = new YangProcessor()
+		val processedData = processor.process(#[mainModule], null, null)
+		assertEquals(2, processedData.messages.size)
+		assertEquals(
+			"__synthetic0.yang:15:9 Error: mismatched input 'le' expecting '}'",
+			processedData.messages.head.toString)
+		assertEquals(
+			"__synthetic0.yang:19:9 Error: missing EOF at 'container'",
+			processedData.messages.get(1).toString)
+	}
 }