error in pak subprocess Caused by error in `state$plan$file[pkgidx] <- worker$process$get_built_file()`: ! replacement has length zero

``` > pak::pak(pkg_list) → Will install 2 packages. → All 2 packages (1.30 MB) are cached. + DiagrammeR 1.0.12 [bld] + fracdiff 1.5-4 [bld][cmp] ℹ No downloads are needed, 2 pkgs (1.30 MB) are cached ℹ Building DiagrammeR 1.0.12 ℹ Building fracdiff 1.5-4 ✔ Built DiagrammeR 1.0.12 (32.4s) Error: ! error in pak subprocess Caused by error in `state$plan$file[pkgidx] <- worker$process$get_built_file()`: ! replacement has length zero Type .Last.error to see the more details. ``` ``` > .Last.error <callr_error/rlib_error_3_0/rlib_error/error> Error: ! error in pak subprocess Caused by error in `state$plan$file[pkgidx] <- worker$process$get_built_file()`: ! replacement has length zero --- Backtrace: 1. pak::pak(pkg_list) 2. pak::pkg_install(pkg, ...) 3. pak:::remote(function(...) get("pkg_install_do_plan", asNamespace("pak"))(...), … 4. err$throw(res$error) --- Subprocess backtrace: 1. base::withCallingHandlers(cli_message = function(msg) { … 2. get("pkg_install_do_plan", asNamespace("pak"))(...) 3. proposal$install() 4. pkgdepends::install_package_plan(plan, lib = private$library, num_workers = nw, … 5. base::withCallingHandlers({ … 6. pkgdepends:::handle_events(state, events) 7. pkgdepends:::handle_event(state, i) 8. pkgdepends:::stop_task(state, worker) 9. pkgdepends:::stop_task_build(state, worker) 10. base::.handleSimpleError(function (e) … 11. global h(simpleError(msg, call)) ``` ``` > sessionInfo() R version 4.6.0 (2026-04-24 ucrt) Platform: x86_64-w64-mingw32/x64 Running under: Windows 11 x64 (build 22631) Matrix products: default LAPACK version 3.12.1 locale: [1] LC_COLLATE=English_United States.utf8 LC_CTYPE=English_United States.utf8 LC_MONETARY=English_United States.utf8 [4] LC_NUMERIC=C LC_TIME=English_United States.utf8 time zone: America/New_York tzcode source: internal attached base packages: [1] stats graphics grDevices utils datasets methods base other attached packages: [1] pak_0.9.5 loaded via a namespace (and not attached): [1] compiler_4.6.0 tools_4.6.0 rstudioapi_0.18.0 renv_1.2.2 ```