diff --git a/src/batchimages.jl b/src/batchimages.jl
index 94bf323fa..e9ade39ec 100644
--- a/src/batchimages.jl
+++ b/src/batchimages.jl
@@ -218,8 +218,9 @@ function _group_images(images; image_group::AbstractString)
     for image in images
         if !isa(image, Dict)
             msg = """
-            Invalid JSON returned by the server: value for '$(image_group)' not an object
-            $(r_json_str)
+            Invalid JSON returned by the server: image value is not an object
+             image_group = $(image_group)
+             image = $(image)
             """
             throw(JuliaHubError(msg))
         end
diff --git a/src/jobs/logging-legacy.jl b/src/jobs/logging-legacy.jl
index 1f779e158..42eb4ff5c 100644
--- a/src/jobs/logging-legacy.jl
+++ b/src/jobs/logging-legacy.jl
@@ -493,7 +493,7 @@ end
 
 function _job_logs_legacy_start_streaming!(auth::Authentication, buffer::_LegacyLogsBuffer)
     if !isnothing(buffer._stream)
-        @warn "Logs are already being streamed" b._jobname
+        @warn "Logs are already being streamed" buffer._jobname
         return nothing
     end
     # If we're not already streaming, we construct a new _JobLogTask
diff --git a/src/node.jl b/src/node.jl
index b959c44f9..e4362051b 100644
--- a/src/node.jl
+++ b/src/node.jl
@@ -138,11 +138,11 @@ function nodespec(
     # in the other method; but it's valid to pass here too
     auth::Union{Authentication, Nothing}=nothing,
 )
-    ncpu < 1 && throw(ArgumentError("ncpu must be >= 1"))
-    ngpu < 0 && throw(ArgumentError("ngpu must be >= 0"))
-    memory < 1 && throw(ArgumentError("memory must be >= 1"))
+    ncpu < 1 && Base.throw(ArgumentError("ncpu must be >= 1"))
+    ngpu < 0 && Base.throw(ArgumentError("ngpu must be >= 0"))
+    memory < 1 && Base.throw(ArgumentError("memory must be >= 1"))
     if ngpu >= 2
-        return _throw_or_nothing(; msg="JuliaHub.jl does not support multi-GPU nodes", throw) do
+        return _throw_or_nothing(; msg="JuliaHub.jl does not support multi-GPU nodes", throw) do msg
             @warn msg
         end
     end
diff --git a/src/utils.jl b/src/utils.jl
index 329812b87..c5e4ddafb 100644
--- a/src/utils.jl
+++ b/src/utils.jl
@@ -360,7 +360,9 @@ end
 
 _nothing_or(f::Base.Callable, x) = isnothing(x) ? nothing : f(x)
 
-# Helper function to handle the
+# Helper function to help manage the pattern where a function takes a 'throw::Bool` keyword
+# argument and should either throw an InvalidRequestError, or return nothing.
+#
 # The nothrow_extra_logic_f(msg) callback can be used (via do syntax) do run additional code
 # before returning if throw=false. 'msg' is passed as the first argument.
 function _throw_or_nothing(
diff --git a/test/jobs.jl b/test/jobs.jl
index a268ef3a5..31fad39c9 100644
--- a/test/jobs.jl
+++ b/test/jobs.jl
@@ -133,6 +133,11 @@ end
             @test n.vcores == 2
             @test n.mem == 8
         end
+
+        # Test the `throw` argument by requesting unsupported multi-GPU nodes
+        @test_throws JuliaHub.InvalidRequestError JuliaHub.nodespec(; ngpu=10)
+        @test_throws JuliaHub.InvalidRequestError JuliaHub.nodespec(; ngpu=10, throw=true)
+        @test @test_logs (:warn,) JuliaHub.nodespec(; ngpu=10, throw=false) === nothing
     end
 end