fix empty claims breaking transaction screens #755

CHANGELOG.md

@@ -17,6 +17,7 @@ Web UI version numbers should always match the corresponding version of LBRY App
 
 ### Fixed
   * Long channel names causing inconsistent thumbnail sizes (#721)
+  * Fixed regression in #697 causing transaction screen to not load for new users (#755)
   * Fixed scriolling restore/reset/set (#729)
 
 ### Deprecated

ui/js/redux/selectors/claims.js

@@ -1,5 +1,4 @@
 import { createSelector } from "reselect";
-import { selectCurrentParams } from "redux/selectors/navigation";
 import lbryuri from "lbryuri";
 import { makeSelectCurrentParam } from "./navigation";
 
@@ -171,7 +170,12 @@ export const selectMyClaimsWithoutChannels = createSelector(
 
 export const selectAllMyClaimsByOutpoint = createSelector(
   selectMyClaimsRaw,
-  claims => new Set(claims.map(claim => `${claim.txid}:${claim.nout}`))
+  claims =>
+    new Set(
+      claims && claims.length
+        ? claims.map(claim => `${claim.txid}:${claim.nout}`)
+        : null
+    )
 );
 
 export const selectMyClaimsOutpoints = createSelector(