diff --git a/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/analyzer/Types.java b/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/analyzer/Types.java
index 0be710b8cdc5..abfd211ef8c7 100644
--- a/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/analyzer/Types.java
+++ b/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/analyzer/Types.java
@@ -201,6 +201,11 @@ public static Types getInstance(CompilerContext context) {
 
     public Types(CompilerContext context) {
         this(context, new Env());
+        // TODO: this is a temporary workaround.
+        // For each new Env we need to have a new allocatedIds map.
+        // Can't move this to Env init as it belongs to a separate module.
+        BObjectType.resetAllocatedIds();
+        BErrorType.resetAllocatedIds();
     }
 
     public Types(CompilerContext context, Env typeEnv) {
diff --git a/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/model/types/BErrorType.java b/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/model/types/BErrorType.java
index 61a3ef50337a..a50fc17936c0 100644
--- a/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/model/types/BErrorType.java
+++ b/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/model/types/BErrorType.java
@@ -115,6 +115,10 @@ private SemType semTypeInner() {
         }
     }
 
+    public static void resetAllocatedIds() {
+        DistinctIdSupplier.allocatedIds.clear();
+    }
+
     private final class DistinctIdSupplier implements Supplier<List<Integer>> {
 
         private List<Integer> ids = null;
diff --git a/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/model/types/BObjectType.java b/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/model/types/BObjectType.java
index 0bb55302e500..3a4589394be7 100644
--- a/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/model/types/BObjectType.java
+++ b/compiler/ballerina-lang/src/main/java/org/wso2/ballerinalang/compiler/semantics/model/types/BObjectType.java
@@ -248,6 +248,10 @@ public boolean isNullable() {
         return false;
     }
 
+    public static void resetAllocatedIds() {
+        DistinctIdSupplier.allocatedIds.clear();
+    }
+
     private final class DistinctIdSupplier implements Supplier<List<Integer>> {
 
         private List<Integer> ids = null;