https://developers.arcgis.com/ios/objective-c/guide/license-your-app.htm
I have generated ClientID as per instruction mentioned in above link, also added code in -Init
<SPAN class="typ" style="font-style: inherit; font-family: inherit; color: #2b91af;">NSError</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;"> </SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">*</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;">error</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">;</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;"> </SPAN><SPAN class="typ" style="font-style: inherit; font-family: inherit; color: #2b91af;">NSString</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">*</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;"> clientID </SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">=</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;"> </SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">@</SPAN><SPAN class="str" style="font-style: inherit; font-family: inherit; color: #800000;">"2ayVKEYIRokuuyTo"</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">;</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;"> </SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">[</SPAN><SPAN class="typ" style="font-style: inherit; font-family: inherit; color: #2b91af;">AGSRuntimeEnvironment</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;"> setClientID</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">:</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;">clientID error</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">:&</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;">error</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">];</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;"> </SPAN><SPAN class="kwd" style="font-style: inherit; font-family: inherit; color: #00008b;">if</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">(</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;">error</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">){</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;"> </SPAN><SPAN class="com" style="font-style: inherit; font-family: inherit; color: #808080;">// We had a problem using our client ID</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;"> </SPAN><SPAN class="typ" style="font-style: inherit; font-family: inherit; color: #2b91af;">NSLog</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">(@</SPAN><SPAN class="str" style="font-style: inherit; font-family: inherit; color: #800000;">"Error using client ID : %@"</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">,</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;">error</SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">);</SPAN><SPAN class="pln" style="font-style: inherit; font-family: inherit; color: #000000;"> </SPAN><SPAN class="pun" style="font-style: inherit; font-family: inherit; color: #000000;">}</SPAN>Watermark is vanished. i can test GIS module in my iPad App also all features are accessible. i had added above code to get rid of watermark "Licensed for developer use only".
after i upload my App, when it was approved i download from iTunes but GIS modules start Crashing...
it does not give any issue when i am debugging/testing all features like Legend, my Location ETC works properly. but App on iTunes is crashing....
any one having idea what i am missing....