diff --git a/lnbits/extensions/bleskomat/crud.py b/lnbits/extensions/bleskomat/crud.py
index b85477b4d..206cec1f6 100644
--- a/lnbits/extensions/bleskomat/crud.py
+++ b/lnbits/extensions/bleskomat/crud.py
@@ -106,7 +106,7 @@ async def create_bleskomat_lnurl(
     return bleskomat_lnurl
 
 
-async def get_bleskomat_lnurl(secret: str) -> BleskomatLnurl:
+async def get_bleskomat_lnurl(secret: str) -> Optional[BleskomatLnurl]:
     hash = generate_bleskomat_lnurl_hash(secret)
     row = await db.fetchone("SELECT * FROM bleskomat_lnurls WHERE hash = ?", (hash,))
     return BleskomatLnurl(**row) if row else None
diff --git a/lnbits/extensions/bleskomat/models.py b/lnbits/extensions/bleskomat/models.py
index cec138e6f..54633146d 100644
--- a/lnbits/extensions/bleskomat/models.py
+++ b/lnbits/extensions/bleskomat/models.py
@@ -91,8 +91,8 @@ class BleskomatLnurl(NamedTuple):
                         wallet_id=self.wallet,
                         payment_request=query["pr"],
                     )
-                except Exception as exc:
-                    raise LnurlValidationError(f"Failed to pay invoice: {exc.message}")
+                except Exception:
+                    raise LnurlValidationError("Failed to pay invoice")
                 if not payment_hash:
                     raise LnurlValidationError("Failed to pay invoice")
 
diff --git a/lnbits/extensions/lnticket/crud.py b/lnbits/extensions/lnticket/crud.py
index 6c39afb88..ed8c22710 100644
--- a/lnbits/extensions/lnticket/crud.py
+++ b/lnbits/extensions/lnticket/crud.py
@@ -55,24 +55,25 @@ async def set_ticket_paid(payment_hash: str) -> Tickets:
         )
 
         ticket = await get_ticket(payment_hash)
+        assert ticket, "Newly paid ticket could not be retrieved"
+
         if formdata.webhook:
             async with httpx.AsyncClient() as client:
-                try:
-                    r = await client.post(
-                        formdata.webhook,
-                        json={
-                            "form": ticket.form,
-                            "name": ticket.name,
-                            "email": ticket.email,
-                            "content": ticket.ltext,
-                        },
-                        timeout=40,
-                    )
-                except AssertionError:
-                    webhook = None
+                await client.post(
+                    formdata.webhook,
+                    json={
+                        "form": ticket.form,
+                        "name": ticket.name,
+                        "email": ticket.email,
+                        "content": ticket.ltext,
+                    },
+                    timeout=40,
+                )
             return ticket
+
     ticket = await get_ticket(payment_hash)
-    return
+    assert ticket, "Newly paid ticket could not be retrieved"
+    return ticket
 
 
 async def get_ticket(ticket_id: str) -> Optional[Tickets]:
diff --git a/lnbits/extensions/subdomains/crud.py b/lnbits/extensions/subdomains/crud.py
index e64d4cd69..6e2c2e7e4 100644
--- a/lnbits/extensions/subdomains/crud.py
+++ b/lnbits/extensions/subdomains/crud.py
@@ -4,7 +4,6 @@ from lnbits.helpers import urlsafe_short_hash
 
 from . import db
 from .models import Domains, Subdomains
-from lnbits.extensions import subdomains
 
 
 async def create_subdomain(
@@ -37,9 +36,9 @@ async def create_subdomain(
         ),
     )
 
-    subdomain = await get_subdomain(payment_hash)
-    assert subdomain, "Newly created subdomain couldn't be retrieved"
-    return subdomain
+    new_subdomain = await get_subdomain(payment_hash)
+    assert new_subdomain, "Newly created subdomain couldn't be retrieved"
+    return new_subdomain
 
 
 async def set_subdomain_paid(payment_hash: str) -> Subdomains:
@@ -70,8 +69,9 @@ async def set_subdomain_paid(payment_hash: str) -> Subdomains:
             (amount, row[1]),
         )
 
-    subdomain = await get_subdomain(payment_hash)
-    return subdomain
+    new_subdomain = await get_subdomain(payment_hash)
+    assert new_subdomain, "Newly paid subdomain couldn't be retrieved"
+    return new_subdomain
 
 
 async def get_subdomain(subdomain_id: str) -> Optional[Subdomains]:
@@ -79,7 +79,6 @@ async def get_subdomain(subdomain_id: str) -> Optional[Subdomains]:
         "SELECT s.*, d.domain as domain_name FROM subdomain s INNER JOIN domain d ON (s.domain = d.id) WHERE s.id = ?",
         (subdomain_id,),
     )
-    print(row)
     return Subdomains(**row) if row else None
 
 
@@ -143,9 +142,9 @@ async def create_domain(
         ),
     )
 
-    domain = await get_domain(domain_id)
-    assert domain, "Newly created domain couldn't be retrieved"
-    return domain
+    new_domain = await get_domain(domain_id)
+    assert new_domain, "Newly created domain couldn't be retrieved"
+    return new_domain
 
 
 async def update_domain(domain_id: str, **kwargs) -> Domains: