@@ -948,13 +948,24 @@
 					 (read-config (conc toppath "/runconfigs.config") *runconfigdat* #t ;; consider using runconfig:read some day ...
 						      sections: sections)))
                          (cachefiles   (launch:get-cache-file-paths areapath toppath target mtconfig))
                          (mtcachef     (car cachefiles))
                          (rccachef     (cdr cachefiles)))
-                    ;; TODO - trap exception due to stale NFS handle -- Error: (open-output-file) cannot open file - Stale NFS file handle: "/p/fdk/gwa/lefkowit/mtTesting/qa/primbeqa/links/p1222/11/PDK_r1.1.1/prim/clean/pcell_testgen/.runconfigs.cfg-1.6427-7d1e789cb3f62f9cde719a4865bb51b3c17ea853" - ticket 220546342
-		    (if rccachef (configf:write-alist runconfigdat rccachef))
-		    (if mtcachef (configf:write-alist *configdat* mtcachef))
+                    ;;  trap exception due to stale NFS handle -- Error: (open-output-file) cannot open file - Stale NFS file handle: "/p/fdk/gwa/lefkowit/mtTesting/qa/primbeqa/links/p1222/11/PDK_r1.1.1/prim/clean/pcell_testgen/.runconfigs.cfg-1.6427-7d1e789cb3f62f9cde719a4865bb51b3c17ea853" - ticket 220546342
+                    ;; TODO - consider 1) using simple-lock to bracket cache write
+                    ;;                 2) cache in hash on server, since need to do rmt: anyway to lock.
+
+		    (if rccachef
+                        (common:fail-safe
+                         (lambda ()
+                           (configf:write-alist runconfigdat rccachef))
+                         (conc "Could not write cache file - "rccachef)))
+                    (if mtcachef
+                        (common:fail-safe
+                         (lambda ()
+                           (configf:write-alist *configdat* mtcachef))
+                         (conc "Could not write cache file - "mtcachef)))
 		    (set! *runconfigdat* runconfigdat)
 		    (if (and rccachef mtcachef) (set! *configstatus* 'fulldata))))
 		;; no configs found? should not happen but let's try to recover gracefully, return an empty hash-table
 		(set! *configdat* (make-hash-table))
 		)))
@@ -1020,13 +1031,25 @@
         ;; one more attempt to cache the configs for future reading
         (let* ((cachefiles   (launch:get-cache-file-paths areapath toppath target mtconfig))
                (mtcachef     (car cachefiles))
                (rccachef     (cdr cachefiles)))
 
-          ;; TODO - trap exception due to stale NFS handle -- Error: (open-output-file) cannot open file - Stale NFS file handle: "/p/fdk/gwa/lefkowit/mtTesting/qa/primbeqa/links/p1222/11/PDK_r1.1.1/prim/clean/pcell_testgen/.runconfigs.cfg-1.6427-7d1e789cb3f62f9cde719a4865bb51b3c17ea853" - ticket 220546342
-          (if (and rccachef *runconfigdat* (not (common:file-exists? rccachef))) (configf:write-alist *runconfigdat* rccachef))
-          (if (and mtcachef *configdat*    (not (common:file-exists? mtcachef))) (configf:write-alist *configdat* mtcachef))
+          ;; trap exception due to stale NFS handle -- Error: (open-output-file) cannot open file - Stale NFS file handle: "/p/fdk/gwa/lefkowit/mtTesting/qa/primbeqa/links/p1222/11/PDK_r1.1.1/prim/clean/pcell_testgen/.runconfigs.cfg-1.6427-7d1e789cb3f62f9cde719a4865bb51b3c17ea853" - ticket 220546342
+          ;; TODO - consider 1) using simple-lock to bracket cache write
+          ;;                 2) cache in hash on server, since need to do rmt: anyway to lock.
+          (if (and rccachef *runconfigdat* (not (common:file-exists? rccachef)))
+              (common:fail-safe
+               (lambda ()
+                 (configf:write-alist *runconfigdat* rccachef))
+               (conc "Could not write cache file - "rccachef))
+              )
+          (if (and mtcachef *configdat*    (not (common:file-exists? mtcachef)))
+              (common:fail-safe
+               (lambda ()
+                 (configf:write-alist *configdat* mtcachef))
+               (conc "Could not write cache file - "mtcachef))
+              )
           (if (and rccachef mtcachef *runconfigdat* *configdat*)
               (set! *configstatus* 'fulldata)))
 
 	;; if have -append-config then read and append here
 	(let ((cfname (args:get-arg "-append-config")))