use a mimetype */* if every previous way failed

build.gradle

@@ -7,7 +7,7 @@ buildscript {
         propMinSdkVersion = 16
         propTargetSdkVersion = propCompileSdkVersion
         propVersionCode = 1
-        propVersionName = '2.41.1'
+        propVersionName = '2.41.2'
         kotlin_version = '1.1.60'
         support_libs = '27.0.1'
     }

commons/src/main/kotlin/com/simplemobiletools/commons/extensions/Activity.kt

@@ -210,7 +210,11 @@ fun Activity.getUriMimeType(oldUri: Uri, newUri: Uri): String {
 }
 
 fun Activity.tryGenericMimeType(intent: Intent, mimeType: String, uri: Uri): Boolean {
-    val genericMimeType = mimeType.getGenericMimeType()
+    var genericMimeType = mimeType.getGenericMimeType()
+    if (genericMimeType.isEmpty()) {
+        genericMimeType = "*/*"
+    }
+
     intent.setDataAndType(uri, genericMimeType)
     return if (intent.resolveActivity(packageManager) != null) {
         startActivity(intent)