adding a crashfix at the pdf reader

app/src/main/kotlin/com/simplemobiletools/filemanager/pro/activities/PDFViewerActivity.kt

@@ -113,7 +113,14 @@ class PDFViewerActivity : SimpleActivity() {
 
         pdf_viewer.setPageTransformer(MarginPageTransformer(resources.getDimension(R.dimen.activity_margin).toInt()))
         pdf_viewer.orientation = ViewPager2.ORIENTATION_VERTICAL
-        pdf_viewer.adapter = PDFPagerAdapter(this, clickListener, errorHandler, uri.toString(), getProperBackgroundColor())
+        try {
+            pdf_viewer.adapter = PDFPagerAdapter(this, clickListener, errorHandler, uri.toString(), getProperBackgroundColor())
+        } catch (e: Exception) {
+            showErrorToast(e)
+            finish()
+            return
+        }
+
         pdf_viewer.registerOnPageChangeCallback(object : OnPageChangeCallback() {
             override fun onPageSelected(position: Int) {
                 updatePageCounter(position)

build.gradle

@@ -9,7 +9,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.3.0'
+        classpath 'com.android.tools.build:gradle:7.3.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
         // NOTE: Do not place your application dependencies here; they belong