Fix NPE

    }

    private RemoteOperationResult createParentFolder(String parentPath, OwnCloudClient client) {

        if (parentPath == null)  {

            return new RemoteOperationResult(RemoteOperationResult.ResultCode.FILE_NOT_FOUND);

        }

        RemoteOperation operation = new CreateFolderRemoteOperation(parentPath, mCreateFullPath);

        return operation.execute(client);

    }

package com.owncloud.android.lib.resources.files;

import android.util.Log;

import java.io.File;

public class FileUtils {

	public static String getParentPath(String remotePath) {

		String parentPath = new File(remotePath).getParent();

		if (parentPath == null) {

			Log.w(TAG, "File.getParent() returns null for " + remotePath);

			return null;

		}

		parentPath = parentPath.endsWith(PATH_SEPARATOR) ? parentPath : parentPath + PATH_SEPARATOR;

		return parentPath;

	}