Closed Issue: Making greater than 500 calls into R = Stackoverflow Exception...
Hi folks - great project and top work. Serious effort here and well done.I've tried the both the v1.4.1 and the may 6th drop in both x86 and x64 environments and the same thing happens.Simplified: In R...
View ArticleClosed Issue: Iterating a linear model as a data frame leads to...
When iterating a linear model as a data frame, some of the columns (e.g. "call") are of Type SystemExpressionType.LanguageObject. DynamicVector throws a NotImplementedException in DataSize, this[int...
View ArticleClosed Issue: "System.AccessViolationException" for second run [13]
I made a simple test project with a form and a button.Click the button to run the sample code, the first time it works well, but it has a memory access error while trying to SetSymble or Evaluate R...
View ArticleCommented Issue: Calling Plot more than one time results in an exception. [24]
Using: vs2010, Windows 7 64 bit, C#, WPF Windows app.The first time I call 'Plot' with the following code - it works. The second time, I get the following:doubleArray is defined as as double[],...
View ArticleCommented Issue: Access Violation Exception after extended run of t.test loop...
My code runs just fine with one data set but fails at the same point each time a different data set is run. Two different arrays are created in a loop through a large data set using...
View ArticleNew Post: System.DllNotFoundException
And remember, if you are running C# as 32 bit you can't call the 64 bit R anyway. The default R installation is 64 bit, but C# runs in 32 bit mode by default (it's faster for most applications as the...
View ArticleNew Post: System.DllNotFoundException
Thanks, that helped. Turns out it is not possible to call a 64-bit dll (R.net) from a 32-bit process (Visual Studio)
View ArticleNew Post: Donations?
Happy New Year! I am a tremendous fan of this project and think it fills in a really important (and missing) space in the statistical programming landscape! I'd like to do something to help drive this...
View ArticleNew Post: Donations?
Hi, Great to hear your enthusiasm; always a boost to motivation. Thanks for you offer for help too. In the following paragraphs I speak only on my behalf, not other project contributors. There have...
View ArticleCommented Unassigned: RDotNet.Closure.Invoke() throws exception. [76]
Error message is ```Error in <bytecode> : generic 'function' is not a functionUnhandled Exception: System.NullReferenceException: Object reference not set to an instance of an object at...
View ArticleSource code checked in, #2d9c1d76c1e5
Start working on https://rdotnet.codeplex.com/workitem/76. Would like to keep argument name matching too, but this is not straightforward.
View ArticleNew Post: Suggestions for improving DataFrame row iteration speed
The current implementation of DataFrameRow as of 1.5.5 makes the row-wise iteration through a DataFrame extremely slow.How about storing the row's values as a IDictionary<string, object> instead...
View ArticleNew Post: What does the lack of multithreading mean?
There's alot of talking about the lack of multithreading in R. I'm a long time R-programmer (under Linux) and I'm trying to up my game by involving the general C# devlopers at my office. However, I...
View ArticleCreated Unassigned: Parse error not detected [77]
When I enter this at the R command line: parse(text="function(k) substitute(bar(x) = k)")I get a parse error from R (because I used = instead of ==).With R.NET 1.5.5, when I do this: object expr =...
View ArticleClosed Issue: unable to open base package while calling...
Hi,I tried setting the R_Home variable in environment variables. Still I am getting the error while calling the initializing statement in vb.net is 2010.Can someone please give some guidance on how to...
View ArticleEdited Issue: Problem using Evaluate of not defined symbol [34]
Hi,Thanks first of all for your component. It is really wonderful :-)i'm using R.Net in both .Net 3.5 (old version) and .Net 4.0 (new version). My code looks like this```engine.Evaluate ("xx");```If xx...
View ArticleCommented Issue: Problem using Evaluate of not defined symbol [34]
Hi,Thanks first of all for your component. It is really wonderful :-)i'm using R.Net in both .Net 3.5 (old version) and .Net 4.0 (new version). My code looks like this```engine.Evaluate ("xx");```If xx...
View ArticleClosed Issue: Test application fails on engine.Initialize(); [35]
```I am a new user of this package and want to run the test example on my 64-bit Windows 8 system. I downloaded R 2.15.2 and installed it as an administrator. Superficial testing indicates that it...
View ArticleClosed Issue: Recipie for running on Linux [36]
Console writes out (written from R) Fatal error: R home directory is not defined``` var envPath = Environment.GetEnvironmentVariable("PATH"); var rBinPath = @"/usr/lib"; // get to libR.so...
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