predvars通常是一个包含变量名的表达式或变量列表。你需要检查predvars中是否包含了group这个变量名。 data是一个数据框(或其他数据结构),你需要检查data中是否确实包含了名为group的列或对象。 callenv是评估predvars时使用的环境,你需要确保在这个环境中能够访问到group对象。 如果group应该由外部传入,确保在调用eval(pr...
As you see, I pass a vector 'x ' to my function, which I would have expected to be passed to the functionlm(x ~ 1), but instead I get the messageError in eval(predvars, data, env) : object 'x' not found. The same code without the wrapper function works fine. Whe...
Error in eval(predvars, data, env) : numeric ‘envir’ arg not of length one – How to FixIn Example 2, I’ll illustrate how to apply the predict function without getting the “Error in eval(predvars, data, env) : numeric ‘envir’ arg not of length one”....
ARG 设置 ENV 无效的原因：ARG 的作用范围 Dockerfile 如下： ARG BASE_IMAGE ARG VARIABLE=test FROM...
predict Error in eval(predvars, data, env) : numeric ‘envir’ arg not of length one Solving Warnings & Errors in R (Cheat Sheet) R Programming Tutorials To summarize: At this point you should know how toreproduce and fix the Error in UseMethod(“predict”) : no applicable method for ‘...
Error in eval(predvars, data, env) : Object 'factors' not found I dont understand were this is comming from, vegan or DescTools I will further inpect this. Pedro JFMSilva commented Aug 12, 2021 I take a look at the adonis function, and find out why it fails when LHS of the formul...