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fix: can't create chat app when get tenant default model schema error (#39266)

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2026-07-20 06:47:16 +00:00
committed by GitHub
parent aa7b65c602
commit 30df1433cc
2 changed files with 71 additions and 12 deletions
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api/services/app_service.py
+24 -12
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@@ -408,6 +408,7 @@ class AppService:
default_model_config = app_template.get("model_config")
default_model_config = default_model_config.copy() if default_model_config else None
if default_model_config and "model" in default_model_config:
default_model_dict = default_model_config["model"]
# get model provider
model_manager = ModelManager.for_tenant(tenant_id=account.current_tenant_id or "")
@@ -422,7 +423,7 @@ class AppService:
logger.exception("Get default model instance failed, tenant_id: %s", tenant_id)
model_instance = None
if model_instance:
if model_instance is not None:
if (
model_instance.model_name == default_model_config["model"]["name"]
and model_instance.provider == default_model_config["model"]["provider"]
@@ -430,17 +431,28 @@ class AppService:
default_model_dict = default_model_config["model"]
else:
llm_model = cast(LargeLanguageModel, model_instance.model_type_instance)
model_schema = llm_model.get_model_schema(model_instance.model_name, model_instance.credentials)
if model_schema is None:
raise ValueError(f"model schema not found for model {model_instance.model_name}")
default_model_dict = {
"provider": model_instance.provider,
"name": model_instance.model_name,
"mode": model_schema.model_properties.get(ModelPropertyKey.MODE),
"completion_params": {},
}
else:
try:
model_schema = llm_model.get_model_schema(model_instance.model_name, model_instance.credentials)
if model_schema is None:
raise ValueError(f"model schema not found for model {model_instance.model_name}")
except Exception:
# A removed provider model must not prevent creating an app.
logger.warning(
"Default model schema is unavailable, tenant_id: %s, provider: %s, model: %s",
tenant_id,
model_instance.provider,
model_instance.model_name,
exc_info=True,
)
model_instance = None
else:
default_model_dict = {
"provider": model_instance.provider,
"name": model_instance.model_name,
"mode": model_schema.model_properties.get(ModelPropertyKey.MODE),
"completion_params": {},
}
if model_instance is None:
try:
provider, model = model_manager.get_default_provider_model_name(
tenant_id=account.current_tenant_id or "", model_type=ModelType.LLM