<html><head><style type="text/css" media="screen">Body{font-family: Verdana;font-size:.75em;}h4{font-size:.9em;}a{color: #3a62a6;}.digest .toc {margin-bottom: 15px; padding-bottom:8px; border-bottom: 1px solid #ccc;}.digest .tocItem {margin-bottom: 15px;}.tocItem a{color:#000;text-decoration: none;}.tocItem a:hover{color: #3a62a6;text-decoration: underline;}.topic{padding-bottom: 8px;margin-bottom: 20px; border-bottom: 1px solid #ccc;}.topicHeader{margin-bottom:10px;}.topicTitle{font-weight: bold;}.replies p{margin:0;padding:0;}.replies hr{width: 15%;text-align: left;margin: 0 auto 5px 0;border: none 0;border-top: 1px solid #ccc;height: 1px;}.reply{margin-bottom: 6px;padding-bottom: 4px;}.anchorMarker{color: #3a62a6;}.footer{color: gray;}</style></head><body><div class="digest"><p>Hi ironpython,</p><p>Here's your Daily Digest of new issues for project "<a href="http://ironpython.codeplex.com/">IronPython</a>".</p><p>In today's digest:</p><h4>ISSUES</h4><div class="toc"><div class="tocItem"><a href="#toc_issue_1">1. <span class="tocTitle">[New issue] Getting f_builtins from frame while tracing throws null ref exception</span>&nbsp;<span class="anchorMarker">&darr;</span></a></div></div><h4>ISSUES</h4><div class="topic"><a name="toc_issue_1"></a><div class="topicHeader"><span class="topicTitle">1. [New issue] Getting f_builtins from frame while tracing throws null ref exception</span> <a href="http://ironpython.codeplex.com/workitem/30908">view online</a></div><p>User dinov has proposed the issue:</p><p>"def f&#40;frame, event, arg&#41;&#58;<br />    print frame.f_locals<br />    print frame.f_globals<br />    print frame.f_builtins<br /><br />import sys<br />sys.settrace&#40;f&#41;<br />def g&#40;&#41;&#58; print &#39;hi&#39;<br /><br />Object reference not set to an instance of an object.<br />   at IronPython.Runtime.Exceptions.TraceBackFrame.get_f_builtins&#40;&#41;<br />   at Microsoft.Scripting.Interpreter.FuncCallInstruction&#96;2.Invoke&#40;Object arg0&#41;<br />   at IronPython.Runtime.Binding.PythonGetMemberBinder.FastPropertyGet&#96;1.GetProperty&#40;CallSite site, TSelfType target, CodeContext context&#41;<br />   at System.Dynamic.UpdateDelegates.UpdateAndExecute2&#91;T0,T1,TRet&#93;&#40;CallSite site, T0 arg0, T1 arg1&#41;<br />   at Microsoft.Scripting.Interpreter.DynamicInstruction&#96;3.Run&#40;InterpretedFrame frame&#41;<br />   at Microsoft.Scripting.Interpreter.Interpreter.Run&#40;InterpretedFrame frame&#41;<br />   at Microsoft.Scripting.Interpreter.LightLambda.Run4&#91;T0,T1,T2,T3,TRet&#93;&#40;T0 arg0, T1 arg1, T2 arg2, T3 arg3&#41;<br />   at IronPython.Compiler.PythonCallTargets.OriginalCallTarget3&#40;PythonFunction function, Object arg0, Object arg1, Object arg2&#41;<br />   at System.Dynamic.UpdateDelegates.UpdateAndExecute4&#91;T0,T1,T2,T3,TRet&#93;&#40;CallSite site, T0 arg0, T1 arg1, T2 arg2, T3 arg3&#41;<br />   at _Scripting_&#40;Object&#91;&#93; , TraceBackFrame , String , Object &#41;<br />   at IronPython.Runtime.PythonTracebackListener.DispatchTrace&#40;List&#96;1 thread, TraceEventKind kind, Object payload, TracebackDelegate traceDispatch, Object trace<br />DispatchObject, TraceBackFrame pyFrame&#41;<br />   at IronPython.Runtime.PythonTracebackListener.OnTraceEvent&#40;TraceEventKind kind, String name, String sourceFileName, SourceSpan sourceSpan, Func&#96;1 scopeCallba<br />ck, Object payload, Object customPayload&#41;"</p></div><div class="footer"><p>You are receiving this email because you subscribed to notifications on CodePlex.</p><p>To report a bug, request a feature, or add a comment, visit <a href="http://ironpython.codeplex.com/workitem/list/basic">IronPython Issue Tracker</a>. You can <a href="https://ironpython.codeplex.com/subscriptions/workitem/project/edit">unsubscribe or change your issue notification settings</a> on CodePlex.com.</p></div></div></body></html>