diff --git a/teavm-core/src/main/java/org/teavm/dependency/MethodDependency.java b/teavm-core/src/main/java/org/teavm/dependency/MethodDependency.java
index 32c628003..0a5779a3f 100644
--- a/teavm-core/src/main/java/org/teavm/dependency/MethodDependency.java
+++ b/teavm-core/src/main/java/org/teavm/dependency/MethodDependency.java
@@ -108,7 +108,9 @@ public class MethodDependency implements MethodDependencyInfo {
     public void use() {
         if (!used) {
             used = true;
-            dependencyChecker.scheduleMethodAnalysis(this);
+            if (!isMissing()) {
+                dependencyChecker.scheduleMethodAnalysis(this);
+            }
         }
     }
 }
diff --git a/teavm-eclipse/teavm-eclipse-plugin/src/main/java/org/teavm/eclipse/TeaVMProjectBuilder.java b/teavm-eclipse/teavm-eclipse-plugin/src/main/java/org/teavm/eclipse/TeaVMProjectBuilder.java
index 7d7922a60..1ebe41e8a 100644
--- a/teavm-eclipse/teavm-eclipse-plugin/src/main/java/org/teavm/eclipse/TeaVMProjectBuilder.java
+++ b/teavm-eclipse/teavm-eclipse-plugin/src/main/java/org/teavm/eclipse/TeaVMProjectBuilder.java
@@ -442,7 +442,7 @@ public class TeaVMProjectBuilder extends IncrementalProjectBuilder {
                         }
                     }
                     IContainer srcContainer = (IContainer)workspaceRoot.findMember(entry.getPath());
-                    if (srcContainer.getProject() == project) {
+                    if (srcContainer != null && srcContainer.getProject() == project) {
                         srcCollector.addContainer(srcContainer);
                     }
                     break;
diff --git a/teavm-eclipse/teavm-eclipse-plugin/src/main/java/org/teavm/eclipse/debugger/TeaVMDebugConstants.java b/teavm-eclipse/teavm-eclipse-plugin/src/main/java/org/teavm/eclipse/debugger/TeaVMDebugConstants.java
index 0681bdd53..acf837852 100644
--- a/teavm-eclipse/teavm-eclipse-plugin/src/main/java/org/teavm/eclipse/debugger/TeaVMDebugConstants.java
+++ b/teavm-eclipse/teavm-eclipse-plugin/src/main/java/org/teavm/eclipse/debugger/TeaVMDebugConstants.java
@@ -15,6 +15,8 @@
  */
 package org.teavm.eclipse.debugger;
 
+import org.teavm.eclipse.TeaVMEclipsePlugin;
+
 /**
  *
  * @author Alexey Andreev
@@ -25,5 +27,5 @@ public final class TeaVMDebugConstants {
 
     public static final String JAVA_BREAKPOINT_INSTALL_COUNT = "org.eclipse.jdt.debug.core.installCount";
 
-    public static final String DEBUG_TARGET_ID = "org.teavm.eclipse.debugger";
+    public static final String DEBUG_TARGET_ID = TeaVMEclipsePlugin.ID + ".debugger";
 }