diff --git a/all.sas b/all.sas
index a74fcf3..c8dcc6b 100644
--- a/all.sas
+++ b/all.sas
@@ -7595,7 +7595,7 @@ alter table &libds modify &var char(&len);
 /* If Viya, create temporary fileref(s) */
 %local i;
 %if %mf_getplatform()=SASVIYA %then %do i=1 %to &_webin_file_count;
-  %let _webin_fileref&i=%mf_getuniquefileref(prefix=0);
+  %let _webin_fileref&i=%mf_getuniquefileref();
   filename &&_webin_fileref&i filesrvc "&&_webin_fileuri&i";
 %end;
 
@@ -15794,6 +15794,7 @@ options noquotelenmax;
   run;
   libname &libref2 JSON fileref=&fname2;
   data &outds;
+    length id $36 name $128 uri $64 type $32 description $256;
     set &libref2..items;
   run;
   filename &fname2 clear;
diff --git a/base/mp_webin.sas b/base/mp_webin.sas
index 2b9fe17..35b0951 100644
--- a/base/mp_webin.sas
+++ b/base/mp_webin.sas
@@ -51,7 +51,7 @@
 /* If Viya, create temporary fileref(s) */
 %local i;
 %if %mf_getplatform()=SASVIYA %then %do i=1 %to &_webin_file_count;
-  %let _webin_fileref&i=%mf_getuniquefileref(prefix=0);
+  %let _webin_fileref&i=%mf_getuniquefileref();
   filename &&_webin_fileref&i filesrvc "&&_webin_fileuri&i";
 %end;
 
diff --git a/viya/mv_getfoldermembers.sas b/viya/mv_getfoldermembers.sas
index 99b0663..df27ae1 100644
--- a/viya/mv_getfoldermembers.sas
+++ b/viya/mv_getfoldermembers.sas
@@ -122,6 +122,7 @@ options noquotelenmax;
   run;
   libname &libref2 JSON fileref=&fname2;
   data &outds;
+    length id $36 name $128 uri $64 type $32 description $256;
     set &libref2..items;
   run;
   filename &fname2 clear;