ERROR: Traceback (most recent call last):
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 454, in expandWithRefs
    s = __expand_python_regexp__.sub(varparse.python_sub, s)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 144, in python_sub
    value = utils.better_eval(codeobj, DataContext(self.d), {'d' : self.d})
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/utils.py", line 431, in better_eval
    return eval(source, ctx, locals)
  File "Var <IMAGE_CMD:multiubi>", line 1, in <module>
  File "Var <IMAGE_CMD:multiubi>", line 1, in <listcomp>
AttributeError: 'NoneType' object has no attribute 'split'

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/dey-4.0/sources/poky/bitbake/bin/bitbake-worker", line 260, in child
    the_data = bb_cache.loadDataFull(fn, appends)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/cache.py", line 311, in loadDataFull
    bb_data = self.load_bbfile(virtualfn, appends, virtonly=True)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/cache.py", line 324, in load_bbfile
    datastores = parse_recipe(bb_data, bbfile, appends, mc)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/cache.py", line 294, in parse_recipe
    bb_data = bb.parse.handle(bbfile, bb_data)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/parse/__init__.py", line 107, in handle
    return h['handle'](fn, data, include)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/parse/parse_py/BBHandler.py", line 136, in handle
    return ast.multi_finalize(fn, d)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/parse/ast.py", line 395, in multi_finalize
    finalize(fn, d)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/parse/ast.py", line 354, in finalize
    runAnonFuncs(d)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/parse/ast.py", line 331, in runAnonFuncs
    bb.utils.better_exec("\n".join(code), {"d": d})
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/utils.py", line 406, in better_exec
    exec(code, get_context(), context)
  File "<code>", line 4, in <module>
  File "/usr/local/dey-4.0/sources/meta-timesys/classes/tsmeta.bbclass", line 902, in __anon_903__usr_local_dey_4_0_sources_meta_timesys_classes_tsmeta_bbclass
    bb.build.exec_func("do_tsmeta_build", d)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/build.py", line 254, in exec_func
    exec_func_python(func, d, runfile, cwd=adir)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/build.py", line 299, in exec_func_python
    utils.better_exec(comp, {"d": d}, code, "exec_func_python() autogenerated")
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/utils.py", line 406, in better_exec
    exec(code, get_context(), context)
  File "exec_func_python() autogenerated", line 2, in <module>
  File "/usr/local/dey-4.0/sources/meta-timesys/classes/tsmeta.bbclass", line 797, in do_tsmeta_build
    bb.build.exec_func("tsmeta_get_" + d_name, d)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/build.py", line 254, in exec_func
    exec_func_python(func, d, runfile, cwd=adir)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/build.py", line 299, in exec_func_python
    utils.better_exec(comp, {"d": d}, code, "exec_func_python() autogenerated")
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/utils.py", line 406, in better_exec
    exec(code, get_context(), context)
  File "exec_func_python() autogenerated", line 2, in <module>
  File "/usr/local/dey-4.0/sources/meta-timesys/classes/tsmeta.bbclass", line 546, in tsmeta_get_image
    tempdict = { key.replace("IMAGE_", "").lower(): d.getVar(key) \
  File "/usr/local/dey-4.0/sources/meta-timesys/classes/tsmeta.bbclass", line 546, in <dictcomp>
    tempdict = { key.replace("IMAGE_", "").lower(): d.getVar(key) \
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 657, in getVar
    return self.getVarFlag(var, "_content", expand, noweakdefault, parsing)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 852, in getVarFlag
    parser = self.expandWithRefs(value, cachename)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 470, in expandWithRefs
    raise ExpansionError(varname, s, exc).with_traceback(tb) from exc
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 454, in expandWithRefs
    s = __expand_python_regexp__.sub(varparse.python_sub, s)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 144, in python_sub
    value = utils.better_eval(codeobj, DataContext(self.d), {'d' : self.d})
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/utils.py", line 431, in better_eval
    return eval(source, ctx, locals)
  File "Var <IMAGE_CMD:multiubi>", line 1, in <module>
  File "Var <IMAGE_CMD:multiubi>", line 1, in <listcomp>
bb.data_smart.ExpansionError: Failure expanding variable IMAGE_CMD:multiubi, expression was 	${@' '.join(['%s_%s="%s";' % (arg, name, d.getVar('%s_%s' % (arg, name))) for arg in d.getVar('MULTIUBI_ARGS').split() for name in d.getVar('MULTIUBI_BUILD').split()])}
	# Split MKUBIFS_ARGS_<name> and UBINIZE_ARGS_<name>
	for name in ${MULTIUBI_BUILD}; do
		eval local mkubifs_args=\"\$MKUBIFS_ARGS_${name}\"
		eval local ubinize_args=\"\$UBINIZE_ARGS_${name}\"

		multiubi_mkfs "${mkubifs_args}" "${ubinize_args}" "${name}"
	done
 which triggered exception AttributeError: 'NoneType' object has no attribute 'split'
The variable dependency chain for the failure is: IMAGE_CMD:multiubi

ERROR: Task (/usr/local/dey-4.0/sources/meta-digi/meta-digi-dey/recipes-core/images/dey-image-qt.bb:do_prepare_recipe_sysroot) failed with exit code '1'
ERROR: Traceback (most recent call last):
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 454, in expandWithRefs
    s = __expand_python_regexp__.sub(varparse.python_sub, s)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 144, in python_sub
    value = utils.better_eval(codeobj, DataContext(self.d), {'d' : self.d})
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/utils.py", line 431, in better_eval
    return eval(source, ctx, locals)
  File "Var <IMAGE_CMD:multiubi>", line 1, in <module>
  File "Var <IMAGE_CMD:multiubi>", line 1, in <listcomp>
AttributeError: 'NoneType' object has no attribute 'split'

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/usr/local/dey-4.0/sources/poky/bitbake/bin/bitbake-worker", line 260, in child
    the_data = bb_cache.loadDataFull(fn, appends)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/cache.py", line 311, in loadDataFull
    bb_data = self.load_bbfile(virtualfn, appends, virtonly=True)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/cache.py", line 324, in load_bbfile
    datastores = parse_recipe(bb_data, bbfile, appends, mc)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/cache.py", line 294, in parse_recipe
    bb_data = bb.parse.handle(bbfile, bb_data)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/parse/__init__.py", line 107, in handle
    return h['handle'](fn, data, include)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/parse/parse_py/BBHandler.py", line 136, in handle
    return ast.multi_finalize(fn, d)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/parse/ast.py", line 395, in multi_finalize
    finalize(fn, d)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/parse/ast.py", line 354, in finalize
    runAnonFuncs(d)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/parse/ast.py", line 331, in runAnonFuncs
    bb.utils.better_exec("\n".join(code), {"d": d})
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/utils.py", line 406, in better_exec
    exec(code, get_context(), context)
  File "<code>", line 4, in <module>
  File "/usr/local/dey-4.0/sources/meta-timesys/classes/tsmeta.bbclass", line 902, in __anon_903__usr_local_dey_4_0_sources_meta_timesys_classes_tsmeta_bbclass
    bb.build.exec_func("do_tsmeta_build", d)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/build.py", line 254, in exec_func
    exec_func_python(func, d, runfile, cwd=adir)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/build.py", line 299, in exec_func_python
    utils.better_exec(comp, {"d": d}, code, "exec_func_python() autogenerated")
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/utils.py", line 406, in better_exec
    exec(code, get_context(), context)
  File "exec_func_python() autogenerated", line 2, in <module>
  File "/usr/local/dey-4.0/sources/meta-timesys/classes/tsmeta.bbclass", line 797, in do_tsmeta_build
    bb.build.exec_func("tsmeta_get_" + d_name, d)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/build.py", line 254, in exec_func
    exec_func_python(func, d, runfile, cwd=adir)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/build.py", line 299, in exec_func_python
    utils.better_exec(comp, {"d": d}, code, "exec_func_python() autogenerated")
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/utils.py", line 406, in better_exec
    exec(code, get_context(), context)
  File "exec_func_python() autogenerated", line 2, in <module>
  File "/usr/local/dey-4.0/sources/meta-timesys/classes/tsmeta.bbclass", line 546, in tsmeta_get_image
    tempdict = { key.replace("IMAGE_", "").lower(): d.getVar(key) \
  File "/usr/local/dey-4.0/sources/meta-timesys/classes/tsmeta.bbclass", line 546, in <dictcomp>
    tempdict = { key.replace("IMAGE_", "").lower(): d.getVar(key) \
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 657, in getVar
    return self.getVarFlag(var, "_content", expand, noweakdefault, parsing)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 852, in getVarFlag
    parser = self.expandWithRefs(value, cachename)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 470, in expandWithRefs
    raise ExpansionError(varname, s, exc).with_traceback(tb) from exc
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 454, in expandWithRefs
    s = __expand_python_regexp__.sub(varparse.python_sub, s)
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/data_smart.py", line 144, in python_sub
    value = utils.better_eval(codeobj, DataContext(self.d), {'d' : self.d})
  File "/usr/local/dey-4.0/sources/poky/bitbake/lib/bb/utils.py", line 431, in better_eval
    return eval(source, ctx, locals)
  File "Var <IMAGE_CMD:multiubi>", line 1, in <module>
  File "Var <IMAGE_CMD:multiubi>", line 1, in <listcomp>
bb.data_smart.ExpansionError: Failure expanding variable IMAGE_CMD:multiubi, expression was 	${@' '.join(['%s_%s="%s";' % (arg, name, d.getVar('%s_%s' % (arg, name))) for arg in d.getVar('MULTIUBI_ARGS').split() for name in d.getVar('MULTIUBI_BUILD').split()])}
	# Split MKUBIFS_ARGS_<name> and UBINIZE_ARGS_<name>
	for name in ${MULTIUBI_BUILD}; do
		eval local mkubifs_args=\"\$MKUBIFS_ARGS_${name}\"
		eval local ubinize_args=\"\$UBINIZE_ARGS_${name}\"

		multiubi_mkfs "${mkubifs_args}" "${ubinize_args}" "${name}"
	done
 which triggered exception AttributeError: 'NoneType' object has no attribute 'split'
The variable dependency chain for the failure is: IMAGE_CMD:multiubi

ERROR: Task (/usr/local/dey-4.0/sources/meta-digi/meta-digi-dey/recipes-core/images/dey-image-recovery-initramfs.bb:do_prepare_recipe_sysroot) failed with exit code '1'