topic RtlpHeapInvalidBadAddress in Qt Maps SDK Questions https://community.esri.com/t5/qt-maps-sdk-questions/rtlpheapinvalidbadaddress/m-p/634766#M3195 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>i was just trying to compile and run a newly created QML-Project from the ArcGIS.Runtime<SPAN style="color: #c0c0c0;"> </SPAN>10.26 in QtCreator (5.5.1, VS 2013, 64Bit). If the debugger is attached (cdb, Versions 8, 8.1 and 10 tested), the App crashes with the following error in the ESRIRuntimeQt::Dispatcher_thread:</P><P></P><P>ntdll!RtlpBreakPointHeap: </P><PRE style="text-indent: 0px;">0x77cdba60<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>mov<SPAN style="color: #c0c0c0;">&nbsp;&nbsp; </SPAN>rax,qword<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>gs:[30h]</PRE><PRE style="text-indent: 0px;">0x77cdba69<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x0009&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>mov<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>rdx,qword<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>[rax+60h]</PRE><PRE style="text-indent: 0px;">0x77cdba6d<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x000d&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>cmp<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>byte<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>[rdx+2],0</PRE><PRE style="text-indent: 0px;">0x77cdba71<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x0011&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>je<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>ntdll!RtlpBreakPointHeap+0x29<SPAN style="color: #c0c0c0;"> </SPAN>(00000000`77cdba89)</PRE><PRE style="text-indent: 0px;">0x77cdba73<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x0013&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>mov<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>byte<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>[ntdll!RtlpHeapInvalidBreakPoint<SPAN style="color: #c0c0c0;"> </SPAN>(00000000`77d69d79)],1</PRE><PRE style="text-indent: 0px;">0x77cdba7a<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x001a&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>mov<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>qword<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>[ntdll!RtlpHeapInvalidBadAddress<SPAN style="color: #c0c0c0;"> </SPAN>(00000000`77d69d70)],rcx</PRE><PRE style="text-indent: 0px;">0x77cdba81<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x0021&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>int<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>3</PRE><PRE style="text-indent: 0px;">0x77cdba82<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x0022&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>mov<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>byte<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>[ntdll!RtlpHeapInvalidBreakPoint<SPAN style="color: #c0c0c0;"> </SPAN>(00000000`77d69d79)],0</PRE><P>...</P><P></P><P>Call-Stack looks like this:</P><P></P><TABLE><TBODY><TR><TD>0&nbsp;&nbsp;&nbsp; RtlpBreakPointHeap&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77cdba81&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>1&nbsp;&nbsp;&nbsp;&nbsp; ?? ::FNODOBFM::`string'&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77cbc0c3&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>2&nbsp;&nbsp;&nbsp; RtlDebugWalkHeap&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d02caf&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>3&nbsp;&nbsp;&nbsp; RtlpWalkHeap&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77ca41e6&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>4&nbsp;&nbsp;&nbsp; RtlpQueryExtendedInformationHeap&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d046f3&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>5&nbsp;&nbsp;&nbsp; RtlpQueryExtendedInformationAllHeaps&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d04fd8&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>6&nbsp;&nbsp;&nbsp; RtlpQueryExtendedHeapInformation&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d052a5&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>7&nbsp;&nbsp;&nbsp; RtlQueryHeapInformation&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d059bc&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>8&nbsp;&nbsp;&nbsp; RtlQueryProcessHeapInformation&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d05dcd&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>9&nbsp;&nbsp;&nbsp; RtlQueryProcessDebugInformation&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d1935f&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>10&nbsp;&nbsp;&nbsp; Heap32Next&nbsp;&nbsp;&nbsp; kernel32&nbsp;&nbsp; </TD><TD> 0x77b7003a&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>11&nbsp;&nbsp;&nbsp; RAND_poll&nbsp;&nbsp;&nbsp; LIBEAY32&nbsp;&nbsp; </TD><TD> 0x6307c1e8&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>12&nbsp;&nbsp;&nbsp; lh_node_usage_stats_bio&nbsp;&nbsp;&nbsp; LIBEAY32&nbsp;&nbsp; </TD><TD> 0x6307a2b6&nbsp;&nbsp;&nbsp; </TD></TR></TBODY></TABLE><P>13&nbsp;&nbsp;&nbsp; q_RAND_status&nbsp;&nbsp;&nbsp; qsslsocket_openssl_symbols.cpp&nbsp;&nbsp;&nbsp; 209&nbsp;&nbsp;&nbsp; 0x522ec707&nbsp;&nbsp;&nbsp; </P><P>14&nbsp;&nbsp;&nbsp; QSslSocketPrivate::ensureLibraryLoaded&nbsp;&nbsp;&nbsp; qsslsocket_openssl.cpp&nbsp;&nbsp;&nbsp; 490&nbsp;&nbsp;&nbsp; 0x522dca14&nbsp;&nbsp;&nbsp; </P><P>15&nbsp;&nbsp;&nbsp; QSslSocketPrivate::supportsSsl&nbsp;&nbsp;&nbsp; qsslsocket_openssl.cpp&nbsp;&nbsp;&nbsp; 463&nbsp;&nbsp;&nbsp; 0x522dc3e9&nbsp;&nbsp;&nbsp; </P><P>16&nbsp;&nbsp;&nbsp; QSslSocketPrivate::ensureInitialized&nbsp;&nbsp;&nbsp; qsslsocket_openssl.cpp&nbsp;&nbsp;&nbsp; 604&nbsp;&nbsp;&nbsp; 0x522dc4f9&nbsp;&nbsp;&nbsp; </P><P>17&nbsp;&nbsp;&nbsp; QSslCertificatePrivate::QSslCertificatePrivate&nbsp;&nbsp;&nbsp; qsslcertificate_p.h&nbsp;&nbsp;&nbsp; 80&nbsp;&nbsp;&nbsp; 0x522bbd50&nbsp;&nbsp;&nbsp; </P><P>18&nbsp;&nbsp;&nbsp; QSslCertificate::QSslCertificate&nbsp;&nbsp;&nbsp; qsslcertificate.cpp&nbsp;&nbsp;&nbsp; 152&nbsp;&nbsp;&nbsp; 0x522b9c64&nbsp;&nbsp;&nbsp; </P><P>19&nbsp;&nbsp;&nbsp; QSslConfigurationPrivate::QSslConfigurationPrivate&nbsp;&nbsp;&nbsp; qsslconfiguration_p.h&nbsp;&nbsp;&nbsp; 86&nbsp;&nbsp;&nbsp; 0x522bf8f3&nbsp;&nbsp;&nbsp; </P><TABLE><TBODY><TR><TD>...</TD><TD> </TD></TR></TBODY></TABLE><P></P><P>Anyone else experienced this Problem?</P><P>Running without cdb attached works just fine...</P><P></P><P>Thanks in advance,</P><P>Daniel</P></BODY></HTML> Mon, 29 Feb 2016 13:38:19 GMT DanielBachmann1 2016-02-29T13:38:19Z RtlpHeapInvalidBadAddress https://community.esri.com/t5/qt-maps-sdk-questions/rtlpheapinvalidbadaddress/m-p/634766#M3195 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>i was just trying to compile and run a newly created QML-Project from the ArcGIS.Runtime<SPAN style="color: #c0c0c0;"> </SPAN>10.26 in QtCreator (5.5.1, VS 2013, 64Bit). If the debugger is attached (cdb, Versions 8, 8.1 and 10 tested), the App crashes with the following error in the ESRIRuntimeQt::Dispatcher_thread:</P><P></P><P>ntdll!RtlpBreakPointHeap: </P><PRE style="text-indent: 0px;">0x77cdba60<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>mov<SPAN style="color: #c0c0c0;">&nbsp;&nbsp; </SPAN>rax,qword<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>gs:[30h]</PRE><PRE style="text-indent: 0px;">0x77cdba69<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x0009&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>mov<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>rdx,qword<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>[rax+60h]</PRE><PRE style="text-indent: 0px;">0x77cdba6d<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x000d&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>cmp<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>byte<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>[rdx+2],0</PRE><PRE style="text-indent: 0px;">0x77cdba71<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x0011&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>je<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>ntdll!RtlpBreakPointHeap+0x29<SPAN style="color: #c0c0c0;"> </SPAN>(00000000`77cdba89)</PRE><PRE style="text-indent: 0px;">0x77cdba73<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x0013&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>mov<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>byte<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>[ntdll!RtlpHeapInvalidBreakPoint<SPAN style="color: #c0c0c0;"> </SPAN>(00000000`77d69d79)],1</PRE><PRE style="text-indent: 0px;">0x77cdba7a<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x001a&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>mov<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>qword<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>[ntdll!RtlpHeapInvalidBadAddress<SPAN style="color: #c0c0c0;"> </SPAN>(00000000`77d69d70)],rcx</PRE><PRE style="text-indent: 0px;">0x77cdba81<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x0021&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>int<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>3</PRE><PRE style="text-indent: 0px;">0x77cdba82<SPAN style="color: #c0c0c0;">&nbsp; </SPAN>&lt;+0x0022&gt;<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>mov<SPAN style="color: #c0c0c0;">&nbsp;&nbsp;&nbsp;&nbsp; </SPAN>byte<SPAN style="color: #c0c0c0;"> </SPAN>ptr<SPAN style="color: #c0c0c0;"> </SPAN>[ntdll!RtlpHeapInvalidBreakPoint<SPAN style="color: #c0c0c0;"> </SPAN>(00000000`77d69d79)],0</PRE><P>...</P><P></P><P>Call-Stack looks like this:</P><P></P><TABLE><TBODY><TR><TD>0&nbsp;&nbsp;&nbsp; RtlpBreakPointHeap&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77cdba81&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>1&nbsp;&nbsp;&nbsp;&nbsp; ?? ::FNODOBFM::`string'&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77cbc0c3&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>2&nbsp;&nbsp;&nbsp; RtlDebugWalkHeap&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d02caf&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>3&nbsp;&nbsp;&nbsp; RtlpWalkHeap&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77ca41e6&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>4&nbsp;&nbsp;&nbsp; RtlpQueryExtendedInformationHeap&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d046f3&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>5&nbsp;&nbsp;&nbsp; RtlpQueryExtendedInformationAllHeaps&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d04fd8&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>6&nbsp;&nbsp;&nbsp; RtlpQueryExtendedHeapInformation&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d052a5&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>7&nbsp;&nbsp;&nbsp; RtlQueryHeapInformation&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d059bc&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>8&nbsp;&nbsp;&nbsp; RtlQueryProcessHeapInformation&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d05dcd&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>9&nbsp;&nbsp;&nbsp; RtlQueryProcessDebugInformation&nbsp;&nbsp;&nbsp; ntdll&nbsp;&nbsp; </TD><TD> 0x77d1935f&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>10&nbsp;&nbsp;&nbsp; Heap32Next&nbsp;&nbsp;&nbsp; kernel32&nbsp;&nbsp; </TD><TD> 0x77b7003a&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>11&nbsp;&nbsp;&nbsp; RAND_poll&nbsp;&nbsp;&nbsp; LIBEAY32&nbsp;&nbsp; </TD><TD> 0x6307c1e8&nbsp;&nbsp;&nbsp; </TD></TR><TR><TD>12&nbsp;&nbsp;&nbsp; lh_node_usage_stats_bio&nbsp;&nbsp;&nbsp; LIBEAY32&nbsp;&nbsp; </TD><TD> 0x6307a2b6&nbsp;&nbsp;&nbsp; </TD></TR></TBODY></TABLE><P>13&nbsp;&nbsp;&nbsp; q_RAND_status&nbsp;&nbsp;&nbsp; qsslsocket_openssl_symbols.cpp&nbsp;&nbsp;&nbsp; 209&nbsp;&nbsp;&nbsp; 0x522ec707&nbsp;&nbsp;&nbsp; </P><P>14&nbsp;&nbsp;&nbsp; QSslSocketPrivate::ensureLibraryLoaded&nbsp;&nbsp;&nbsp; qsslsocket_openssl.cpp&nbsp;&nbsp;&nbsp; 490&nbsp;&nbsp;&nbsp; 0x522dca14&nbsp;&nbsp;&nbsp; </P><P>15&nbsp;&nbsp;&nbsp; QSslSocketPrivate::supportsSsl&nbsp;&nbsp;&nbsp; qsslsocket_openssl.cpp&nbsp;&nbsp;&nbsp; 463&nbsp;&nbsp;&nbsp; 0x522dc3e9&nbsp;&nbsp;&nbsp; </P><P>16&nbsp;&nbsp;&nbsp; QSslSocketPrivate::ensureInitialized&nbsp;&nbsp;&nbsp; qsslsocket_openssl.cpp&nbsp;&nbsp;&nbsp; 604&nbsp;&nbsp;&nbsp; 0x522dc4f9&nbsp;&nbsp;&nbsp; </P><P>17&nbsp;&nbsp;&nbsp; QSslCertificatePrivate::QSslCertificatePrivate&nbsp;&nbsp;&nbsp; qsslcertificate_p.h&nbsp;&nbsp;&nbsp; 80&nbsp;&nbsp;&nbsp; 0x522bbd50&nbsp;&nbsp;&nbsp; </P><P>18&nbsp;&nbsp;&nbsp; QSslCertificate::QSslCertificate&nbsp;&nbsp;&nbsp; qsslcertificate.cpp&nbsp;&nbsp;&nbsp; 152&nbsp;&nbsp;&nbsp; 0x522b9c64&nbsp;&nbsp;&nbsp; </P><P>19&nbsp;&nbsp;&nbsp; QSslConfigurationPrivate::QSslConfigurationPrivate&nbsp;&nbsp;&nbsp; qsslconfiguration_p.h&nbsp;&nbsp;&nbsp; 86&nbsp;&nbsp;&nbsp; 0x522bf8f3&nbsp;&nbsp;&nbsp; </P><TABLE><TBODY><TR><TD>...</TD><TD> </TD></TR></TBODY></TABLE><P></P><P>Anyone else experienced this Problem?</P><P>Running without cdb attached works just fine...</P><P></P><P>Thanks in advance,</P><P>Daniel</P></BODY></HTML> Mon, 29 Feb 2016 13:38:19 GMT https://community.esri.com/t5/qt-maps-sdk-questions/rtlpheapinvalidbadaddress/m-p/634766#M3195 DanielBachmann1 2016-02-29T13:38:19Z