diff --git a/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProject.kt b/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProject.kt
index 855e728ed480..6b3d26fa1d83 100644
--- a/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProject.kt
+++ b/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProject.kt
@@ -28,12 +28,12 @@ import org.jetbrains.idea.maven.plugins.api.MavenModelPropertiesPatcher
 import org.jetbrains.idea.maven.server.MavenGoalExecutionResult
 import org.jetbrains.idea.maven.utils.MavenArtifactUtil.hasArtifactFile
 import org.jetbrains.idea.maven.utils.MavenLog
-import org.jetbrains.idea.maven.utils.MavenPathWrapper
 import org.jetbrains.idea.maven.utils.MavenUtil
 import java.io.*
 import java.nio.file.Path
 import java.util.*
 import java.util.concurrent.ConcurrentHashMap
+import java.util.concurrent.CopyOnWriteArrayList
 import java.util.function.Predicate
 import kotlin.io.path.isDirectory
 
@@ -50,6 +50,7 @@ class MavenProject(val file: VirtualFile) {
 
   private val cache = ConcurrentHashMap<Key<*>, Any>()
   private val stateCache = ConcurrentHashMap<Key<*>, Any>()
+  private val problemsCache = CopyOnWriteArrayList<MavenProjectProblem>()
 
   enum class ProcMode {
     BOTH, ONLY, NONE
@@ -434,17 +435,13 @@ class MavenProject(val file: VirtualFile) {
 
   val problems: List<MavenProjectProblem>
     get() {
-      return collectProblems(null)
+      return problemsCache
     }
 
-  @Internal
-  fun collectProblems(fileExistsPredicate: Predicate<File>?): List<MavenProjectProblem> {
-    var problemsCache = getStateCachedValue(PROBLEMS_CACHE_KEY)
-    if (problemsCache == null) {
-      problemsCache = doCollectProblems(file, fileExistsPredicate)
-      putStateCachedValue(PROBLEMS_CACHE_KEY, problemsCache)
-    }
-    return problemsCache
+  internal fun collectProblems(fileExistsPredicate: Predicate<File>?) {
+    val collectedProblems = doCollectProblems(file, fileExistsPredicate)
+    problemsCache.clear()
+    problemsCache.addAll(collectedProblems)
   }
 
   private fun doCollectProblems(file: VirtualFile, fileExistsPredicate: Predicate<File>?): List<MavenProjectProblem> {
@@ -803,7 +800,6 @@ class MavenProject(val file: VirtualFile) {
   companion object {
     private val DEPENDENCIES_CACHE_KEY: Key<MavenArtifactIndex?> = Key.create("MavenProject.DEPENDENCIES_CACHE_KEY")
     private val FILTERS_CACHE_KEY: Key<List<String>> = Key.create("MavenProject.FILTERS_CACHE_KEY")
-    private val PROBLEMS_CACHE_KEY: Key<List<MavenProjectProblem>> = Key.create("MavenProject.PROBLEMS_CACHE_KEY")
     private val UNRESOLVED_DEPENDENCIES_CACHE_KEY: Key<List<MavenArtifact>> = Key.create("MavenProject.UNRESOLVED_DEPENDENCIES_CACHE_KEY")
     private val UNRESOLVED_PLUGINS_CACHE_KEY: Key<List<MavenPlugin>> = Key.create("MavenProject.UNRESOLVED_PLUGINS_CACHE_KEY")
     private val UNRESOLVED_EXTENSIONS_CACHE_KEY: Key<List<MavenArtifact>> = Key.create("MavenProject.UNRESOLVED_EXTENSIONS_CACHE_KEY")
diff --git a/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsManagerEx.kt b/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsManagerEx.kt
index 86e7739f854b..c6304c895ba7 100644
--- a/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsManagerEx.kt
+++ b/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsManagerEx.kt
@@ -58,8 +58,6 @@ import org.jetbrains.idea.maven.telemetry.tracer
 import org.jetbrains.idea.maven.utils.MavenActivityKey
 import org.jetbrains.idea.maven.utils.MavenLog
 import org.jetbrains.idea.maven.utils.MavenUtil
-import java.io.File
-import java.nio.file.Files
 
 @ApiStatus.Experimental
 interface MavenAsyncProjectsManager {
@@ -113,10 +111,6 @@ interface MavenAsyncProjectsManager {
     syncProject: Boolean,
   ): List<Module>
 
-  fun projectFileExists(file: File): Boolean {
-    return Files.exists(file.toPath())
-  }
-
   suspend fun onProjectStartup()
 }
 
@@ -468,6 +462,10 @@ open class MavenProjectsManagerEx(project: Project, private val cs: CoroutineSco
       importModules(syncActivity, resolutionResult, modelsProvider, mavenEmbedderWrappers)
     }
 
+    tracer.spanBuilder("collectMavenProblems").useWithScope {
+      projectsTree.collectProblems()
+    }
+
     tracer.spanBuilder("notifyMavenProblems").useWithScope {
       MavenResolveResultProblemProcessor.notifyMavenProblems(myProject)
     }
diff --git a/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsTree.kt b/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsTree.kt
index e29018736f7d..1fd44e7daf3b 100644
--- a/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsTree.kt
+++ b/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsTree.kt
@@ -25,6 +25,7 @@ import com.intellij.util.containers.DisposableWrapperList
 import com.intellij.util.containers.FileCollectionFactory
 import it.unimi.dsi.fastutil.Hash
 import it.unimi.dsi.fastutil.objects.ObjectOpenCustomHashSet
+import kotlinx.coroutines.*
 import org.jdom.output.Format
 import org.jdom.output.XMLOutputter
 import org.jetbrains.annotations.ApiStatus
@@ -36,12 +37,15 @@ import org.jetbrains.idea.maven.server.NativeMavenProjectHolder
 import org.jetbrains.idea.maven.telemetry.tracer
 import org.jetbrains.idea.maven.utils.*
 import java.io.*
+import java.lang.Runnable
 import java.nio.file.Files
 import java.nio.file.Path
 import java.util.*
+import java.util.concurrent.ConcurrentHashMap
 import java.util.concurrent.locks.Lock
 import java.util.concurrent.locks.ReentrantReadWriteLock
 import java.util.function.Consumer
+import java.util.function.Predicate
 import java.util.regex.Pattern
 import java.util.zip.CRC32
 
@@ -1104,6 +1108,23 @@ class MavenProjectsTree(val project: Project) {
 
   }
 
+  internal suspend fun collectProblems() {
+    val existingFiles = ConcurrentHashMap<File, Boolean>()
+    val fileExistsPredicate = Predicate { f: File -> existingFiles.computeIfAbsent(f) { file: File -> Files.exists(file.toPath()) } }
+
+    coroutineScope {
+      withContext(Dispatchers.IO) {
+        projects.forEach { project ->
+          launch(CoroutineName("collecting problems in ${project.name}")) {
+            tracer.spanBuilder("collectProblems").useWithScope {
+              project.collectProblems(fileExistsPredicate) // fill problem cache
+            }
+          }
+        }
+      }
+    }
+  }
+
   @ApiStatus.Internal
   fun read(path: Path) {
     if (!Files.exists(path)) return
diff --git a/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsTreeUpdateContext.java b/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsTreeUpdateContext.java
index 728a1d47b2ce..4c779052564b 100644
--- a/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsTreeUpdateContext.java
+++ b/plugins/maven/src/main/java/org/jetbrains/idea/maven/project/MavenProjectsTreeUpdateContext.java
@@ -4,12 +4,9 @@ package org.jetbrains.idea.maven.project;
 import com.intellij.openapi.util.Pair;
 import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.NotNull;
-import org.jetbrains.idea.maven.utils.ParallelRunner;
 
-import java.io.File;
 import java.util.*;
 import java.util.concurrent.ConcurrentHashMap;
-import java.util.function.Predicate;
 
 @ApiStatus.Internal
 class MavenProjectsTreeUpdateContext {
@@ -45,18 +42,6 @@ class MavenProjectsTreeUpdateContext {
   }
 
   private @NotNull List<Pair<MavenProject, MavenProjectChanges>> mapToListWithPairs() {
-    var existingFiles = new ConcurrentHashMap<File, Boolean>();
-    Predicate<File> fileExistsPredicate = f -> {
-      return existingFiles.computeIfAbsent(f, file -> {
-        return MavenProjectsManagerEx.getInstance(myTree.getProject()).projectFileExists(file);
-      });
-    };
-
-    ParallelRunner.getInstance(myTree.getProject()).runInParallelBlocking(updatedProjectsWithChanges.keySet(), mavenProject -> {
-      mavenProject.collectProblems(fileExistsPredicate); // need for fill problem cache
-      return null;
-    });
-
     ArrayList<Pair<MavenProject, MavenProjectChanges>> result = new ArrayList<>(updatedProjectsWithChanges.size());
     for (Map.Entry<MavenProject, MavenProjectChanges> entry : updatedProjectsWithChanges.entrySet()) {
       result.add(Pair.create(entry.getKey(), entry.getValue()));
diff --git a/plugins/maven/src/test/java/org/jetbrains/idea/maven/project/importing/MavenProjectsTreeReadingTest.kt b/plugins/maven/src/test/java/org/jetbrains/idea/maven/project/importing/MavenProjectsTreeReadingTest.kt
index 8186808497b8..07487044b2f1 100644
--- a/plugins/maven/src/test/java/org/jetbrains/idea/maven/project/importing/MavenProjectsTreeReadingTest.kt
+++ b/plugins/maven/src/test/java/org/jetbrains/idea/maven/project/importing/MavenProjectsTreeReadingTest.kt
@@ -608,6 +608,7 @@ class MavenProjectsTreeReadingTest : MavenProjectsTreeTestCase() {
     val mavenProject = tree.findProject(projectPom)!!
     resolve(project, mavenProject, mavenGeneralSettings)
     assertEquals(log().add("resolved", "project"), listener.log)
+    updateAllProjects()
     assertFalse(mavenProject.problems.isEmpty())
   }