org.xml.sax.SAXParseException: processing instructions must not start with xml (position:unknown

[gandulf]

org.xml.sax.SAXParseException: processing instructions must not start with xml (position:unknown 
@22:1 in java.io.StringReader@42f58b18) 
at org.apache.harmony.xml.parsers.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:146)
at com.dsatab.cloud.Helper.string2Doc(Helper.java:125)
at com.dsatab.cloud.HeroExchange.getHeroesByType(HeroExchange.java:422)
at com.dsatab.cloud.HeroExchange.getHeroes(HeroExchange.java:354)
at com.dsatab.cloud.HeroesSyncTask.loadInBackground(HeroesSyncTask.java:74)
at com.dsatab.cloud.HeroesSyncTask.loadInBackground(HeroesSyncTask.java:13)
at android.support.v4.content.AsyncTaskLoader.onLoadInBackground(AsyncTaskLoader.java:242)
at android.support.v4.content.AsyncTaskLoader$LoadTask.doInBackground(AsyncTaskLoader.java:51)
at android.support.v4.content.AsyncTaskLoader$LoadTask.doInBackground(AsyncTaskLoader.java:40)
at android.support.v4.content.ModernAsyncTask$2.call(ModernAsyncTask.java:123)
at java.util.concurrent.FutureTask.run(FutureTask.java:234)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1080)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:573)
at java.lang.Thread.run(Thread.java:841)
org.xml.sax.SAXParseException: processing instructions must not start with xml (position:unknown 
@22:1 in java.io.StringReader@42f58b18) 
at org.apache.harmony.xml.parsers.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:146)
at com.dsatab.cloud.Helper.string2Doc(Helper.java:125)
at com.dsatab.cloud.HeroExchange.getHeroesByType(HeroExchange.java:422)
at com.dsatab.cloud.HeroExchange.getHeroes(HeroExchange.java:354)
at com.dsatab.cloud.HeroesSyncTask.loadInBackground(HeroesSyncTask.java:74)
at com.dsatab.cloud.HeroesSyncTask.loadInBackground(HeroesSyncTask.java:13)
at android.support.v4.content.AsyncTaskLoader.onLoadInBackground(AsyncTaskLoader.java:242)
at android.support.v4.content.AsyncTaskLoader$LoadTask.doInBackground(AsyncTaskLoader.java:51)
at android.support.v4.content.AsyncTaskLoader$LoadTask.doInBackground(AsyncTaskLoader.java:40)
at android.support.v4.content.ModernAsyncTask$2.call(ModernAsyncTask.java:123)
at java.util.concurrent.FutureTask.run(FutureTask.java:234)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1080)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:573)
at java.lang.Thread.run(Thread.java:841)