Added fail-safe

app/src/main/java/eu/faircode/email/FairEmailLoggingProvider.java

@@ -62,10 +62,14 @@ public class FairEmailLoggingProvider extends TinylogLoggingProvider {
     }
 
     static void setup(Context context) {
+        try {
             System.setProperty("tinylog.directory",
                     Helper.ensureExists(context, "logs").getAbsolutePath());
 
             setLevel(context);
+        } catch (Throwable ex) {
+            Log.e(ex);
+        }
     }
 
     static void setLevel(Context context) {