diff --git a/nomsu_environment.lua b/nomsu_environment.lua
index 71d7d06..ca22389 100644
--- a/nomsu_environment.lua
+++ b/nomsu_environment.lua
@@ -328,6 +328,7 @@ local nomsu_environment = Importer({
               local lua_filename = filename:gsub("%.nom$", ".lua")
               if environment.FILE_CACHE[filename] then
                 import_to_1_from(environment, environment.FILE_CACHE[filename], prefix)
+                did_anything = true
                 _continue_1 = true
                 break
               end
@@ -356,7 +357,7 @@ local nomsu_environment = Importer({
       end
     end
     if not (did_anything) then
-      error("File not found: " .. tostring(path), 0)
+      error("File not found: " .. tostring(path) .. "\n(searched in " .. tostring(package.nomsupath) .. ")", 0)
     end
     import_to_1_from(environment, mod, prefix)
     environment.FILE_CACHE[path] = mod
diff --git a/nomsu_environment.moon b/nomsu_environment.moon
index 6986b77..5d7a02c 100644
--- a/nomsu_environment.moon
+++ b/nomsu_environment.moon
@@ -182,6 +182,7 @@ nomsu_environment = Importer{
                 -- Need to check here to prevent re-running files
                 if environment.FILE_CACHE[filename]
                     import_to_1_from(environment, environment.FILE_CACHE[filename], prefix)
+                    did_anything = true
                     continue
                 -- TODO: don't automatically use precompiled version?
                 code = if optimization != 0 and Files.read(lua_filename)
@@ -195,7 +196,7 @@ nomsu_environment = Importer{
                 did_anything = true
             break
         unless did_anything
-            error("File not found: #{path}", 0)
+            error("File not found: #{path}\n(searched in #{package.nomsupath})", 0)
         import_to_1_from(environment, mod, prefix)
         environment.FILE_CACHE[path] = mod
         _currently_running_files\remove!